I C T for JHS 3
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INFORMATION AND COMMUNICATION TECHNOLOGY FOR JUNIOR HIGH SCHOOL 3 IN GHANA- Ghadafi

INFORMATION AND COMMUNICATION TECHNOLOGY FOR JUNIOR HIGH SCHOOL 3 IN GHANA- Ghadafi

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I C T for JHS 3 Presentation Transcript

  • 1. TERM ONETERM ONE TERM TWOTERM TWO
  • 2. LOCATING AND TRANSFERRING INFORMATION FROMLOCATING AND TRANSFERRING INFORMATION FROM WEBSITES TO WORD PROCESSORSWEBSITES TO WORD PROCESSORS COMPOSE AND SEND EMAIL MESSAGESCOMPOSE AND SEND EMAIL MESSAGES ACCESSING AND REPLYING EMAILSACCESSING AND REPLYING EMAILS WAYS OF SHARING INFORMATIONWAYS OF SHARING INFORMATION INTRODUCTION TO SPREADSHEETINTRODUCTION TO SPREADSHEET
  • 3. SCROLL BARS and THE HELP FACILITYSCROLL BARS and THE HELP FACILITY FINDING FILES AND FOLDERS USING THE SEARCH TOOLFINDING FILES AND FOLDERS USING THE SEARCH TOOL INTEGRATION OF ICT INTO LEARNINGINTEGRATION OF ICT INTO LEARNING SEARCH ENGINESSEARCH ENGINES
  • 4. INTRODUCTION The Internet contains information for all types of people.The Internet contains information for all types of people. Locating information however is sometimes a little difficult if youLocating information however is sometimes a little difficult if you do not know where to look or where to find it. It is therefore verydo not know where to look or where to find it. It is therefore very important to learn how to locate information on the internet andimportant to learn how to locate information on the internet and how to capture the information.how to capture the information.
  • 5. LOCATING INFORMATION FROM WEBSITES The World Wide Web is designed to revolve around an interconnectionThe World Wide Web is designed to revolve around an interconnection of links from one internet page to the other. Web pages can includeof links from one internet page to the other. Web pages can include links to other files on the same computer or another computerlinks to other files on the same computer or another computer connected to the Internet.connected to the Internet. A web browser is a tool which aids computer users to display theA web browser is a tool which aids computer users to display the content of web pages on theircomputer.content of web pages on theircomputer.
  • 6. LOCATING INFORMATION FROM WEBSITES There are many ways to locate information on the Internet. TheseThere are many ways to locate information on the Internet. These include:include: •• Clicking a linkin the currently visible pageClicking a linkin the currently visible page •• Typing the website address of a new site in theTyping the website address of a new site in the address baraddress bar •• Choose a website address from a list of sites youChoose a website address from a list of sites you have visited beforehave visited before •• Use the Back and Forward buttons on the toolbarUse the Back and Forward buttons on the toolbar to return to a site you have recently visited.to return to a site you have recently visited.
  • 7. CLICKING A LINK IN THE CURRENTLY VISIBLE PAGE A linkin a currently visible page is known as a hyperlink. AA linkin a currently visible page is known as a hyperlink. A hyperlinkcan be defined as an electronic location on a webhyperlinkcan be defined as an electronic location on a web page that contains jumps to otherweb pages orfiles.page that contains jumps to otherweb pages orfiles. A hyperlinkmay eitherappearas a word, phrase, picture orA hyperlinkmay eitherappearas a word, phrase, picture or headline on an internet page. Clicking on the hyperlinkheadline on an internet page. Clicking on the hyperlink would result in loading a new page on the web browsertowould result in loading a new page on the web browserto display new oradditional data.display new oradditional data.
  • 8. TYPING THE WEBSITE ADDRESS You can locate information fromthe internet by typing inYou can locate information fromthe internet by typing in the website address in the address barof the web browser.the website address in the address barof the web browser. You can find website addresses from magazines,You can find website addresses from magazines, newspapers, radio and television.newspapers, radio and television.
  • 9. CHOOSE A WEBSITE ADDRESS Most web browsers keep trackof the websites that you visit.Most web browsers keep trackof the websites that you visit. The addresses of these websites can be found when youThe addresses of these websites can be found when you click on the arrow next to the address bar. From this list,click on the arrow next to the address bar. From this list, you can visit a website to observe the information on theyou can visit a website to observe the information on the website.website.
  • 10. BACK AND FORWARD BUTTONS These buttons, the Back and Forward button can be foundThese buttons, the Back and Forward button can be found on the standard toolbar on most web browsers. The Backon the standard toolbar on most web browsers. The Back button is used to return to previously open web pages in abutton is used to return to previously open web pages in a particular browser. Click the Back button to go back to theparticular browser. Click the Back button to go back to the page that you were looking at before you followed the linkpage that you were looking at before you followed the link to take you to the current page.to take you to the current page.
  • 11. COPYING AND PASTING INFORMATION FROM WEBSITES One thing that most people do with the information theyOne thing that most people do with the information they find on the internet is to copy the information and paste itfind on the internet is to copy the information and paste it in a word processing document. Click on the box below toin a word processing document. Click on the box below to watch a demonstration of how to copy text from thewatch a demonstration of how to copy text from the internet and paste it in a Word processor as described oninternet and paste it in a Word processor as described on page 7 of the textbook.page 7 of the textbook.
  • 12. INTRODUCTION Email services have improved greatly and this hasEmail services have improved greatly and this has encouraged many individuals and organisations to useencouraged many individuals and organisations to use this facility to aid their operations. Companies usethis facility to aid their operations. Companies use their email resources to interact with their clients andtheir email resources to interact with their clients and customers on an almost daily basis. Considering thecustomers on an almost daily basis. Considering the fast and inexpensive nature of email in comparison tofast and inexpensive nature of email in comparison to paperbased mail, it is important to learn about it.paperbased mail, it is important to learn about it.
  • 13. COMPOSE AND SEND E-MAIL MESSAGES To effectively make use of email, there are two basic thingsTo effectively make use of email, there are two basic things that must be available. To start with, you must possess anthat must be available. To start with, you must possess an email account to compose the message. Next, you must haveemail account to compose the message. Next, you must have internet connectivity in order to send the composedinternet connectivity in order to send the composed message.message.
  • 14. LOG INTO YOUR EMAIL ACCOUNT You cannot send an email without logging into an emailYou cannot send an email without logging into an email account. Click on the box below to watch a video of how toaccount. Click on the box below to watch a video of how to log into an email account as described on page 14 of thelog into an email account as described on page 14 of the textbook.textbook.
  • 15. COMPOSE YOUR EMAIL Every email address has two major parts. The first part isEvery email address has two major parts. The first part is the username of the email address. This usually comesthe username of the email address. This usually comes before the @sign.before the @sign. The second part of the email address comes after the @The second part of the email address comes after the @ sign. This is the address of the email service provider.sign. This is the address of the email service provider.
  • 16. SENDING AN EMAIL Click on the box below to watch a video of how to composeClick on the box below to watch a video of how to compose and send an email as described on page 16-18 of theand send an email as described on page 16-18 of the textbook.textbook.
  • 17. LOGGING OUT OF AN EMAIL ACCOUNT You need to log out of your email account after using it.You need to log out of your email account after using it. This prevents people from having unauthorised access toThis prevents people from having unauthorised access to your email account when you leave the computer. Click onyour email account when you leave the computer. Click on the box below to watch a video of how to log out of an emailthe box below to watch a video of how to log out of an email account as described on page 19 of the textbook.account as described on page 19 of the textbook.
  • 18. INTRODUCTION Considering the widespread use of the internet, it isConsidering the widespread use of the internet, it is appropriate to examine its importance. Email plays anappropriate to examine its importance. Email plays an important role in everyday life. Email is used for theimportant role in everyday life. Email is used for the followingfollowing •• to send job applicationsto send job applications •• for sending official information andfor sending official information and communicationcommunication •• to send academic papersto send academic papers •• to advertise new productsto advertise new products
  • 19. ACCESS AND REPLY EMAIL Every email account has an inbox. The inbox refers to theEvery email account has an inbox. The inbox refers to the location in the email account where email messages arelocation in the email account where email messages are stored.stored. Every email you receive goes to the inbox. To access andEvery email you receive goes to the inbox. To access and read email, you must visit yourinbox. Clickon the box belowread email, you must visit yourinbox. Clickon the box below to view how to access your inbox as described on page 23 ofto view how to access your inbox as described on page 23 of the textbook.the textbook.
  • 20. REPLY EMAILS It is a good practice to reply an email when you receive one.It is a good practice to reply an email when you receive one. This helps the sender to confirm that the email wasThis helps the sender to confirm that the email was delivered. Click on the box below to view a video of how todelivered. Click on the box below to view a video of how to reply emails as described on page 25 of the textbook.reply emails as described on page 25 of the textbook.
  • 21. INTRODUCTION Sending emails is not the only way of sharingSending emails is not the only way of sharing information on the internet. There are many ways ofinformation on the internet. There are many ways of sharing information on the internet.sharing information on the internet. Information can be used for planning, controlling,Information can be used for planning, controlling, decision making, recording and measuring. People usedecision making, recording and measuring. People use the information they have to plan forthe future.the information they have to plan forthe future.
  • 22. SHARING INFORMATION Information on the internet can be shared through:Information on the internet can be shared through: •• emailsemails •• websiteswebsites •• personal blogspersonal blogs •• joining online collaborative projectsjoining online collaborative projects •• RSS feedsRSS feeds •• PodcastsPodcasts
  • 23. THROUGH EMAILS You can share information throughYou can share information through emails anytime you send one to aemails anytime you send one to a friend. You can tell yourfriendsfriend. You can tell yourfriends almost anything you want whenalmost anything you want when you send them an email. You canyou send them an email. You can share not only text, but pictures asshare not only text, but pictures as well as music and videos throughwell as music and videos through email.email.
  • 24. WEBSITES Almost every website has someAlmost every website has some sort of information on it. You cansort of information on it. You can share information when you tellshare information when you tell yourfriends about the websitesyourfriends about the websites you have found. You can alsoyou have found. You can also create yourown website to sharecreate yourown website to share the information you have. Therethe information you have. There are a lot of people who haveare a lot of people who have personal websites where they sharepersonal websites where they share information about themselves withinformation about themselves with otherpeopleotherpeople.
  • 25. PERSONAL BLOGS A blog is a website that allows people toA blog is a website that allows people to post information orcomments on a givenpost information orcomments on a given topic forothers to read. There are manytopic forothers to read. There are many blogs on the Internet.blogs on the Internet.
  • 26. JOINING ONLINE COLLABORATIVE PROJECTS Online collaborative projects oremail discussions groupsOnline collaborative projects oremail discussions groups are groups orwebsites that treat a wealth of topics. Youare groups orwebsites that treat a wealth of topics. You can askquestions that will be answered by experts as wellcan askquestions that will be answered by experts as well as make contributions where possible. Some of theseas make contributions where possible. Some of these online collaborative projects and daily emails on topicsonline collaborative projects and daily emails on topics that interest you. There are a numberof onlinethat interest you. There are a numberof online collaborative projects some of these include Listservecollaborative projects some of these include Listserve and Majordomo.and Majordomo.
  • 27. RSS FEEDS RSS stands forReally Simple Syndication. It is anRSS stands forReally Simple Syndication. It is an internet technology used to send frequently updatedinternet technology used to send frequently updated information such as news. An RSS document containsinformation such as news. An RSS document contains eithera summary of content froma website. RSS feedseithera summary of content froma website. RSS feeds make it possible forpeople to keep up with theirmake it possible forpeople to keep up with their favourite web site in an automated manner.favourite web site in an automated manner.
  • 28. PODCASTS Podcasts are video and audio recordings of programs thatPodcasts are video and audio recordings of programs that can be downloaded by internet users and used to acquirecan be downloaded by internet users and used to acquire information. Podcasts are very useful because internetinformation. Podcasts are very useful because internet users can choose when to listen orwatch theirfavouriteusers can choose when to listen orwatch theirfavourite programs.programs.
  • 29. INTRODUCTION A SPREADSHEET can be compared to a paper ledgerA SPREADSHEET can be compared to a paper ledger sheet of an accountant. It consists of a grid or tablesheet of an accountant. It consists of a grid or table made from columns and rows. It is an environmentmade from columns and rows. It is an environment that can make the manipulation of numbers easy.that can make the manipulation of numbers easy. There are a lot of mathematics that go on in theThere are a lot of mathematics that go on in the background when the spreadsheet accepts data frombackground when the spreadsheet accepts data from the computer user, but spreadsheets make it verythe computer user, but spreadsheets make it very simple to use.simple to use.
  • 30. SPREADSHEET There are many software tools are currently available thatThere are many software tools are currently available that make financial planning, the analysis of research data ormake financial planning, the analysis of research data or creating graphs very simple. A number of commercialcreating graphs very simple. A number of commercial spreadsheet programs are currently available for a numberspreadsheet programs are currently available for a number of computerplatforms.of computerplatforms. The common spreadsheet applications include Lotus 1-2-3,The common spreadsheet applications include Lotus 1-2-3, Quattro Pro and MS-Excel.Quattro Pro and MS-Excel. One of the major advantages of spreadsheet applications isOne of the major advantages of spreadsheet applications is that they allow the computer user to experiment with a lotthat they allow the computer user to experiment with a lot of numbers before settling on the final product.of numbers before settling on the final product.
  • 31. FEATURES OF SPREADSHEET APPLICATION Click on the box below to watch a video of how to launch aClick on the box below to watch a video of how to launch a spreadsheet application as described on page 34 of thespreadsheet application as described on page 34 of the textbook.textbook.
  • 32. PARTS OF THE EXCEL WINDOW
  • 33. COLUMN A column is defined as the vertical space that goes upA column is defined as the vertical space that goes up and down the window. Letters of the alphabet are usedand down the window. Letters of the alphabet are used to identify a columns location. There are 256 columnsto identify a columns location. There are 256 columns in a single Excel worksheet. The first column isin a single Excel worksheet. The first column is labelled A up to the 26th which is Z. The 27th columnlabelled A up to the 26th which is Z. The 27th column is labelled as AA and 53rd, BA. The last column isis labelled as AA and 53rd, BA. The last column is labelled IV. Office 2007 and 2010 is XFD.labelled IV. Office 2007 and 2010 is XFD.
  • 34. ROWS A row is defined as the horizontal space that movesA row is defined as the horizontal space that moves across the window. In MS-Excel, numbers are used toacross the window. In MS-Excel, numbers are used to identify a rows location. There are 65,536 rows in anidentify a rows location. There are 65,536 rows in an Excel worksheet. The first row is labelled 1 and theExcel worksheet. The first row is labelled 1 and the last row is labelled 65,536. Office 2007 and 2010last row is labelled 65,536. Office 2007 and 2010 1048576.1048576.
  • 35. CELL A cell is defined as the space where a specific row andA cell is defined as the space where a specific row and column intersect. Each cell is assigned a namecolumn intersect. Each cell is assigned a name according to its column letterand row number. Dataaccording to its column letterand row number. Data and formulas are entered into cells.and formulas are entered into cells.
  • 36. WORKSHEET A worksheet is a “page” in the workbookof an ExcelA worksheet is a “page” in the workbookof an Excel document. A worksheet is a single excel page with cellsdocument. A worksheet is a single excel page with cells starting fromcell A1 through to cell IV65536. By defaultstarting fromcell A1 through to cell IV65536. By default every excel document has three worksheets. You can add orevery excel document has three worksheets. You can add or remove worksheets froma document.remove worksheets froma document.
  • 37. WORKBOOK A workbookis a Microsoft Excel file containing one ormoreA workbookis a Microsoft Excel file containing one ormore worksheets. A workbookis the file you save anytime youworksheets. A workbookis the file you save anytime you create a new document in MS-Excel.create a new document in MS-Excel. ACTIVE CELL An active cell refers to the cell ready to receive data that is entered in theAn active cell refers to the cell ready to receive data that is entered in the Excel document. You can identify an active cell by the thickblackExcel document. You can identify an active cell by the thickblack rectangularbox that surrounds the borders of a cell. The name of therectangularbox that surrounds the borders of a cell. The name of the active cell is always displayed in the name box. You can change theactive cell is always displayed in the name box. You can change the location of the active cell by clicking in a new cell using the mouse orbylocation of the active cell by clicking in a new cell using the mouse orby using the cursorcontrol keys on the keyboard to move between cells.using the cursorcontrol keys on the keyboard to move between cells.
  • 38. AUTOSUM This is a unique feature of the spreadsheet application. Autosum asThis is a unique feature of the spreadsheet application. Autosum as the name denotes is a function that the computer user can use tothe name denotes is a function that the computer user can use to automatically add the figures within a certain range of cells andautomatically add the figures within a certain range of cells and view the result in a cell designated to display the result.view the result in a cell designated to display the result. IDENTIFYING CELL NAMES The cell name or address that makes the cell different from otherThe cell name or address that makes the cell different from other cells. You need to know the cell address or name in order to createcells. You need to know the cell address or name in order to create a formula for automating calculations in excel. A cell namea formula for automating calculations in excel. A cell name therefore bears the characteristics of a row and a column. A celltherefore bears the characteristics of a row and a column. A cell name starts with the column letter and is preceded by the rowname starts with the column letter and is preceded by the row number. Thus a cell name will be displayed as C2 not 2Cnumber. Thus a cell name will be displayed as C2 not 2C
  • 39. ADJUSTING COLUMN WIDTH You can adjust the width of a column by using the mouse to dragYou can adjust the width of a column by using the mouse to drag the borders of the column or entering a value. Click on the boxthe borders of the column or entering a value. Click on the box below to watch a video of how to adjust column width.below to watch a video of how to adjust column width.
  • 40. ADJUSTING ROW HEIGHT You can adjust the height of a row by using the mouse to drag theYou can adjust the height of a row by using the mouse to drag the borders of the row or entering values. Click on the box below toborders of the row or entering values. Click on the box below to watch a video of how to adjust row height.watch a video of how to adjust row height.
  • 41. ENTERING DATA The process of entering data in spreadsheet is a simple process.The process of entering data in spreadsheet is a simple process. You only have to make sure of two things. The first is that you areYou only have to make sure of two things. The first is that you are entering the correct data and secondly, you are entering the data inentering the correct data and secondly, you are entering the data in the right cell or location. Click on the box below to watch a videothe right cell or location. Click on the box below to watch a video of how to enterdata as described on page 47 of the textbook.of how to enterdata as described on page 47 of the textbook.
  • 42. ADDING FIGURES USING AUTOSUM This function helps users of the software to add figures on theThis function helps users of the software to add figures on the program automatically. Click on the box below to watch a video ofprogram automatically. Click on the box below to watch a video of how to add figures using AutoSum as described on page 47 of thehow to add figures using AutoSum as described on page 47 of the textbook.textbook.
  • 43. EDITING A WORKBOOK Click on the box below to watch a video of how to apply bold,Click on the box below to watch a video of how to apply bold, underline and italics a workbook as described on page 49 of theunderline and italics a workbook as described on page 49 of the textbook.textbook.
  • 44. EDITING A WORKBOOK Click on the box below to watch a video of how to align text in aClick on the box below to watch a video of how to align text in a workbookas described on page 50 of the textbook.workbookas described on page 50 of the textbook.
  • 45. EDITING A WORKBOOK Click on the box below to watch a video of how to merge andClick on the box below to watch a video of how to merge and centre text in a workbookas described on page 51 of the textbook.centre text in a workbookas described on page 51 of the textbook.
  • 46. EDITING A WORKBOOK Clickon the box below to watch a video of how to save a workbookClickon the box below to watch a video of how to save a workbook as described on page 52 of the textbook.as described on page 52 of the textbook.
  • 47. INTRODUCTION Scroll bars can be described as the horizontal and verticalScroll bars can be described as the horizontal and vertical bars along the bottom and right corners of an open window.bars along the bottom and right corners of an open window. Scroll bars appear when all the items in a window cannot beScroll bars appear when all the items in a window cannot be displayed on the computer screen. Scroll bars are designeddisplayed on the computer screen. Scroll bars are designed for you to be able to click and drag items so you can viewfor you to be able to click and drag items so you can view the additional content of a window.the additional content of a window.
  • 48. SCROLL BARS When you need to scroll only a short distance, you can use theWhen you need to scroll only a short distance, you can use the scroll arrows.scroll arrows.
  • 49. SCROLL BARS Click on the box below to watch a video of how to use the scrollClick on the box below to watch a video of how to use the scroll baras described on page 65 of the textbook.baras described on page 65 of the textbook.
  • 50. USING THE HELP FACILITY There is a systemin MS-Word that gives users immediate accessThere is a systemin MS-Word that gives users immediate access to definitions, instructions and useful tips. This systemis the Helpto definitions, instructions and useful tips. This systemis the Help system. The Type a question forhelp box on the menu baris onesystem. The Type a question forhelp box on the menu baris one of the quickest ways to access the help system. Clickon the boxof the quickest ways to access the help system. Clickon the box below to see a demonstration of how to use the Help facility.below to see a demonstration of how to use the Help facility.
  • 51. INTRODUCTION The computersystembasicallyThe computersystembasically contains two things, these are files andcontains two things, these are files and folders.folders. A special tool in the WindowsA special tool in the Windows operating systemhelps computerusersoperating systemhelps computerusers to identify missing ormisplaced filesto identify missing ormisplaced files and folder, provided they have notand folder, provided they have not been deleted. This tool is very useful inbeen deleted. This tool is very useful in locating files regardless of the programlocating files regardless of the program used in theircreation.used in theircreation.
  • 52. USING THE SEARCH TOOL The search tool can be found on both the start menu and mostThe search tool can be found on both the start menu and most windows. Click on the box below to watch a video of how use thewindows. Click on the box below to watch a video of how use the search tool to find a file or folder as described on page 70 of thesearch tool to find a file or folder as described on page 70 of the textbook.textbook.
  • 53. INTRODUCTION The benefits of information and communication technologyThe benefits of information and communication technology can be seen all around us. ICT has changed the way peoplecan be seen all around us. ICT has changed the way people do things. People use ICT in many ways to benefitdo things. People use ICT in many ways to benefit themselves as well as otherpeople.themselves as well as otherpeople. Advances in ICT have been integrated into medicine,Advances in ICT have been integrated into medicine, making it very easy for doctors and their patients to workmaking it very easy for doctors and their patients to work together. Doctors can use medical devices fitted with ICTtogether. Doctors can use medical devices fitted with ICT to conduct surgeries and diagnosis without having to cutto conduct surgeries and diagnosis without having to cut any part of the patient.any part of the patient.
  • 54. INTEGRATING ICT INTO SPECIFIC LEARNING AREAS ICT can be used in many ways toICT can be used in many ways to encourage teaching and learning.encourage teaching and learning. Students can benefit fromtheStudents can benefit fromthe provisions made by ICT to improveprovisions made by ICT to improve and enhance learning. Teachers canand enhance learning. Teachers can also benefit fromICT. Let us lookatalso benefit fromICT. Let us lookat how ICT has been integrated intohow ICT has been integrated into some learning areas such assome learning areas such as mathematics, English and science.mathematics, English and science.
  • 55. MATHEMATICS ICT has helped teachers and students to do mathematics. TheICT has helped teachers and students to do mathematics. The calculatoris an ICT tool that has been used by most students andcalculatoris an ICT tool that has been used by most students and teachers forcalculations. This eliminates mistakes frommanyteachers forcalculations. This eliminates mistakes frommany calculations. Also, spreadsheet applications can be used forcalculations. Also, spreadsheet applications can be used for calculations. As you learnt earlierin this book, you can performcalculations. As you learnt earlierin this book, you can perform mathematical calculations using a spreadsheet application. This ismathematical calculations using a spreadsheet application. This is usually fasterand easier.usually fasterand easier.
  • 56. ENGLISH Studying the English language has been made simple and possibleStudying the English language has been made simple and possible through ICT tools such as the radio, word processorand computerthrough ICT tools such as the radio, word processorand computer games such as scrabble. Word processors can help to improvegames such as scrabble. Word processors can help to improve vocabulary, spelling and grammar. Some computerprograms canvocabulary, spelling and grammar. Some computerprograms can help students to learn new words, learn more synonyms andhelp students to learn new words, learn more synonyms and antonyms.antonyms.
  • 57. SCIENCE As already mentioned, the Brilliant Science andAs already mentioned, the Brilliant Science and Maths quiz and the PSI distance educationMaths quiz and the PSI distance education programcan help and encourage students toprogramcan help and encourage students to appreciate the study of science. There are manyappreciate the study of science. There are many softwares on the market that help students to seesoftwares on the market that help students to see pictures of the things they are learning about.pictures of the things they are learning about. Teachers can use the internet to find betterTeachers can use the internet to find better teaching techniques to learn about science.teaching techniques to learn about science. In addition to this, Microsoft Encarta hasIn addition to this, Microsoft Encarta has specially designed features to aid students in thespecially designed features to aid students in the study of science as well.study of science as well.
  • 58. BENEFITS OF USING ICT IN TEACHING AND LEARNING There are many benefits of using ICT in teaching and learning.There are many benefits of using ICT in teaching and learning. Some of the benefits include:Some of the benefits include: •• Makes learning easyMakes learning easy Students gain access to many examples and practicalStudents gain access to many examples and practical information as well as memory techniques wheninformation as well as memory techniques when they make use of ICT tools. The calculatorforthey make use of ICT tools. The calculatorfor example makes calculations easy.example makes calculations easy.
  • 59. BENEFITS OF USING ICT IN TEACHING AND LEARNING • Makes learning interestingMakes learning interesting ICT tools do not require that students need to be inICT tools do not require that students need to be in the classroomalways to learn. Students can be inthe classroomalways to learn. Students can be in the comfort of theirhomes and learn. ICT tools alsothe comfort of theirhomes and learn. ICT tools also make colourful images available. Students can playmake colourful images available. Students can play computergames whilst learning. e.g. Playingcomputergames whilst learning. e.g. Playing scrabble helps improve vocabulary.scrabble helps improve vocabulary.
  • 60. BENEFITS OF USING ICT IN TEACHING AND LEARNING •• Makes students learn at theirown paceMakes students learn at theirown pace With ICT tools, students can continue learning atWith ICT tools, students can continue learning at anytime of the day. Students can take theirtime andanytime of the day. Students can take theirtime and learn new concepts. They can choose to learn morelearn new concepts. They can choose to learn more about a particulartopic by surfing the web orabout a particulartopic by surfing the web or Encarta witherbefore it is taught in school orafterEncarta witherbefore it is taught in school orafter
  • 61. BENEFITS OF USING ICT IN TEACHING AND LEARNING •• Helps deprived studentsHelps deprived students Students in deprived communities where there isStudents in deprived communities where there is not enough materials to teach certain subjects cannot enough materials to teach certain subjects can still benefit fromwatching the long distancestill benefit fromwatching the long distance education programon television.education programon television.
  • 62. BENEFITS OF USING ICT IN TEACHING AND LEARNING •• Encourages teamworkand self developmentEncourages teamworkand self development Television programs like the brilliant science andTelevision programs like the brilliant science and maths quiz and the radio programwhat do youmaths quiz and the radio programwhat do you know encourage students to workas a teamto winknow encourage students to workas a teamto win competitions and learn hard to develop theircompetitions and learn hard to develop their intellect. This all helps to make teaching andintellect. This all helps to make teaching and learning better.learning better.
  • 63. INTRODUCTION The internet, also known as the information superhighwayThe internet, also known as the information superhighway grants several users the opportunity to access informationgrants several users the opportunity to access information of all sorts at any given time. There is no limit to theof all sorts at any given time. There is no limit to the information found on the internet and internet users onlyinformation found on the internet and internet users only need to lookat the right place to find the information theyneed to lookat the right place to find the information they need.need. Internet search engines are powerful tools in the hands ofInternet search engines are powerful tools in the hands of internet users who know and understand how to use theminternet users who know and understand how to use them properly.properly.
  • 64. THE DIFFERENT TYPES OF SEARCH ENGINES The common internet search engines are ask.com, google.comThe common internet search engines are ask.com, google.com and yahoo.comand yahoo.com There are three different types of search engines. These includeThere are three different types of search engines. These include indexers orcrawlers, directories and metasearchers orindexers orcrawlers, directories and metasearchers or metacrawlers.metacrawlers.
  • 65. INDEXERS These are search engines that use an automated method ofThese are search engines that use an automated method of collecting information. They are referred to as crawlers becausecollecting information. They are referred to as crawlers because these programs crawl through the Internet twenty fourhours athese programs crawl through the Internet twenty fourhours a day, cataloguing orindexing web sites. The results of indexersday, cataloguing orindexing web sites. The results of indexers are usually full of worthless information, but if you take yourare usually full of worthless information, but if you take your time to go through the results, you will find the information youtime to go through the results, you will find the information you are looking for. Examples of indexers are include AltaVista,are looking for. Examples of indexers are include AltaVista, Excite, HotBot and Magellan.Excite, HotBot and Magellan.
  • 66. DIRECTORIES Directories rely on human beings catloging websites. Due to theDirectories rely on human beings catloging websites. Due to the human factor, these search engines have a higherdegree ofhuman factor, these search engines have a higherdegree of accuracy but do not display a lot of search results. Due to theaccuracy but do not display a lot of search results. Due to the human factor, they are not frequently updated. Some exampleshuman factor, they are not frequently updated. Some examples of directories are Galaxy, LookSmart and Lycos.of directories are Galaxy, LookSmart and Lycos.
  • 67. METACRAWLERS Metacrawlers are the best of the three types of search engines.Metacrawlers are the best of the three types of search engines. Metacrawlers use multiple search programs to lookthrough theMetacrawlers use multiple search programs to lookthrough the databases of multiple search engines to deliverthe results as onedatabases of multiple search engines to deliverthe results as one page of results. Some examples of metacrawlers are Dogpile,page of results. Some examples of metacrawlers are Dogpile, Infid and Google.Infid and Google.
  • 68. USING SEARCH ENGINES When using a search engine, remember:When using a search engine, remember: • Topics should not be too broadTopics should not be too broad • Relevant information always appearat the topRelevant information always appearat the top
  • 69. USING SEARCH ENGINES Clickon the box below to watch a video of how to use the GoogleClickon the box below to watch a video of how to use the Google search engine to find information.search engine to find information.