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Teaching aids in science
This document discusses different types of teaching aids that can be used in science classrooms. It categorizes teaching aids as projected aids like overhead projectors, slide projectors, filmstrip projectors, and LCD projectors, non-projected aids such as graphs, diagrams, charts, and display boards, and activity aids like models, field trips, and science kits. Teaching aids are important as they motivate students to learn, help teachers clarify lessons, increase vocabulary, and save time and money. Projected aids allow teachers to present content visually while non-projected aids provide graphic representations and activity aids offer hands-on learning experiences.
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Teaching aids in science
- 1. TEACHING AIDS INSCIENCE Prepared by Sandhya K Kumar Assistant professor Physical science MSc, MEd,NET
- 2. Teaching aids inscience Audio visual aids assist a teacher in providing suitable learning experiences to the learner. Audio visual aids are classified into projected aids ,non projected aids and activity aids.
- 3. Importance of teachingaids • Teaching aids motivate to students so that they can learn better. • Through teaching aids teacher can clarified the subject matter more easily. • Increase the vocabulary • Saves money and time. • Classroom live and active
- 4. Projected aids • OHP- Overhead Projector • overhead projector is a machine that has a light inside it and can be used to make the writing or pictures on a sheet of plastic appear on a screen or wall. • Transparencies can be prepared on different topics.
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- 6. Slide projector • slideprojector is an instrument equipped with a powerful light source and carrier for holding slides of suitable size. • The teacher can prepare slides and can be used during the class time.
- 7. Film strip projector Filmstrip is a series of sequenced frames on a piece of film covering large portion of a lesson. One strip may contain 10 to 50 picture frames. These pictures may constitute a connected series of sequences or incident. Some film strips are accompanied by audio recorded separately. Such a film strip is called a sound film strip.
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- 9. LCD projector It isthe most advanced and sophisticated projecting aid. It is used to present a topic in the classroom or in front of a large audience The LCD projector has a connection jack's to interface with the computer and other video equipments. we can bring the real well situation on the classroom by the way of movies and multimedia effects.
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- 11. Non projected aids •Graphic aids • Graphs • Diagrams (drawings) • Charts – tabular, flow, tree, content, picture • Display boards • Blackboard • Roll up chalkboard • Bulletin board • Magnetic board
- 12. Graphs Line graph Bargraph Pie graph Pictorial graph
- 13. Outline drawing Massdrawing Analytical drawing Generalised drawing Diagrams
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- 15. Display boards • Blackboard • Roll-up chalk board • Bulletin board • Magnetic board • Peg board • Hook and loop board • Flannel board • Plastigraph board • Marker board
- 16. • Three dimensionalaids • Models • Objects • Specimen • Mock - ups • Diorama • Puppets • Audio aids • Radio • Tape recorder
- 17. Activity aids • Fieldtrips and excursion • Exhibition • Demonstration • Dramatization • Museum • Planetorium • Live corner • Science kits • PowerPoint presentation
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