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IMS Basic LTI Overview

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This talk about IMS Basic Learning Tools Interoperability was given at the Seoul Cyber University.

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IMS Basic LTI Overview

  1. 1. Charles Severance, Ph.D. Affiliate Coordinator IMS Global Learning Consortium (IMS GLC) http://www.imsglobal.org/ http://www.dr-chuck.com/ IMS Basic Learning Tools Interoperability
  2. 2. Learning Tools Interoperability <ul><li>Problem </li></ul><ul><ul><li>Every CMS has their own very unique &quot;module&quot;, &quot;tool&quot; &quot;block&quot;, &quot;nugget&quot;, &quot;powerlink&quot;, etc </li></ul></ul><ul><ul><li>External tools like QuestionMark, Wimba, Elluminate, etc must prioritize which CMS they invest in plugging into </li></ul></ul><ul><ul><li>Tool Providers wait until customers are willing to pay money to start development </li></ul></ul>
  3. 3. Learning Tools Interoperability <ul><li>Solution </li></ul><ul><ul><li>Build a standard plug-in for all CMS systems </li></ul></ul><ul><ul><li>Tool and Content Providers can build one integration and use it in any CMS that supports the standard </li></ul></ul><ul><ul><li>Start simple and basic and then expand feature sets to allow market to adjust over time and insure that engineering due diligence is being done – phased release </li></ul></ul>
  4. 4. IMS: Digital Learning Standards Free the content IMS Common Cartridge Seamlessly connect to learning IMS Learning Tools Interoperability (LTI) The information architecture for learning IMS Learning Information Services (LIS)
  5. 5. Developer Support: http://www.imsglobal.org/developers/BLTI/
  6. 6. Basic LTI Certification <ul><li>Assure the end-user/purchaser that products will interoperate </li></ul><ul><li>Any certified Provider (Tool) should be able to interoperate with any certified Consumer (LMS) </li></ul>
  7. 7. Basic LTI Certification <ul><li>Must be an IMS member to gain certification </li></ul><ul><li>IMS will assist in discussions if there is an interoperability concern between vendors </li></ul><ul><li>Long-term relationship </li></ul>
  8. 8. http://www.imsglobal.org/developers/alliance/lti/blti-cert/
  9. 9. Certified - LMS <ul><li>PowerLink for Blackboard WebCT v8 </li></ul><ul><li>Building Block for Blackboard Learn v9 </li></ul><ul><li>Desire2Learn Learning Environment v8.4.2 and v9.0 </li></ul><ul><li>Jenzabar JICS v7.2 and e-Racer v1.2 </li></ul><ul><li>Learning Objects Campus Pack v4.2 </li></ul><ul><li>Sakai v2.7 </li></ul><ul><li>Sakai 3 v0.4 </li></ul><ul><li>Moodle 1.9 Basic LTI Module </li></ul><ul><li>OLAT 7.0 </li></ul><ul><li>GeNIE, Open-Source LMS v1.0 </li></ul>http://www.imsglobal.org/cc/statuschart.html
  10. 10. Certified - Tool <ul><li>CourseSmart ServiceHub 2.0 </li></ul><ul><li>CafeScribe Building Block for Blackboard </li></ul><ul><li>Learning Objects Campus Pak v4.2 </li></ul><ul><li>NoteFlight 2.1 </li></ul><ul><li>Wimba Basic LTI Components v1.0.2 </li></ul>http://www.imsglobal.org/cc/statuschart.html
  11. 11. LEARNING TOOL L T I PHP Java App Engine Wookie... ????? ...
  12. 12. www.noteflight.com
  13. 13. Joseph Berkovitz <info@noteflight.com> www.noteflight.com http://videos.noteflight.com/MoodleBasicLTI.mov
  14. 14. LTI Terminology <ul><li>Tool Consumer – The system that &quot;consumes&quot; the tool (i.e. the Learning Management System – e.g. Blackboard, Moodle) </li></ul><ul><li>Tool Provider – The system that provides the tool (e.g. Wimba, LearningObjects, etc..) </li></ul>
  15. 15. SOAP Services TC Admin Tool Proxy Runtime TP Admin Tool Proxy Runtime TC User Learning Tools Interoperability REST Services Launch Events Tool Consumer Tool Provider Profile Tool Secret Tool Proxy Secret Tool Profile Deployment Session Tool Setting Outcomes Data ...
  16. 16. Basic LTI Goals <ul><li>We decided to roll out Learning Tools Interoperability in a phased series of releases </li></ul><ul><ul><li>These specifications are pretty detailed so we want to get them right </li></ul></ul><ul><ul><li>We want to engineer reference implementations along the way </li></ul></ul><ul><li>Basic LTI: &quot;The smallest useful subset of LTI&quot; </li></ul>
  17. 17. TC Admin Tool Proxy Runtime TP Admin Tool Proxy Runtime TC User Basic Learning Tools Interoperability Launch Tool Consumer Tool Provider Tool Secret Tool Proxy Secret
  18. 18. IMS Learning Tools Interoperability Technical Overview
  19. 20. © Copyright 2010 IMS Global Learning Consortium All Rights Reserved. Integrated User Experience Welcome Local Resource Local Resource LTI Tool Movie
  20. 21. User Experience Welcome Local Resource Lame iFrame LTI Tool Movie © Copyright 2010 IMS Global Learning Consortium All Rights Reserved.
  21. 22. LMS (LTI Consumer) Tool (LTI Provider) Week 1 Local Resource Local Resource LTI Tool Movie LMS Looks up User and Course Information. Information is signed using secret and OAuth Form data sent to Browser Again in slow motion… © Copyright 2010 IMS Global Learning Consortium All Rights Reserved.
  22. 23. LMS (LTI Consumer) Tool (LTI Provider) <form action=”tool”/> <input name=”user_id” value=”2348d8dd” /> <input name=”oauth_token” value=”abc.edu” /> </form> Tool looks up secret and validates signature. Tool provisions user, course, and session. Tool sends redirect Form is immediately auto-submitted using JavaScript. © Copyright 2010 IMS Global Learning Consortium All Rights Reserved.
  23. 24. LMS (LTI Consumer) Tool (LTI Provider) <head> <meta redirect page=”main.php”> </head> Tool produces first page. Browser follows redirect… © Copyright 2010 IMS Global Learning Consortium All Rights Reserved.
  24. 25. LMS (LTI Consumer) Tool (LTI Provider) © Copyright 2010 IMS Global Learning Consortium All Rights Reserved.
  25. 26. Basic LTI Sample Launch Data lti_version=LTI-1p0 lti_message_type=basic-lti-launch-request oauth_consumer_key=lmsng.school.edu resource_link_id=120988f929-274612 user_id=292832126 roles=Instructor lis_person_name_full=Charles R. Severance lis_person_contact_email_primary = csev@umich.edu context_id=456434513 context_title=SI301 – PHP tool_consumer_instance_description=University of School
  26. 28. Basic LTI and IMS Common Cartridge <ul><li>Common Cartridge 1.1 will include the ability to define a Basic LTI resource and include that resource in course organizational structures </li></ul>Welcome HTML Resource Folder LTI Tool Discussion QTI Pool
  27. 29. L T I PREMIUM LEARNING CONTENT ????? ...
  28. 30. L M S Premium Learning Content Common Cartridge L M S When LTI is combined with the IMS Common Cartridge, publishers can distribute cartridges containing active, authenticated links back centrally hosted content.
  29. 31. Coming: C o nnecting to Learning Information Services (LIS) TOOL PROVIDER TOOL CONSUMER LIS SERVICES The TP calls LIS services, if available. Educause 2010 Outcomes Demo <ul><li>BasicLTI Launch with LIS pointers </li></ul>
  30. 32. TC Admin Tool Proxy Runtime TP Admin Tool Proxy Runtime TC User Simple Outcomes Grade Book SimpleOutcome User, Course, Resource, Callback info Result-ID Grade Launch Tool Consumer Tool Provider Tool Secret Tool Proxy Secret
  31. 33. SimpleOutcome Tech Details <ul><li>Service can be called asynchronously (i.e. no session needed) </li></ul><ul><li>Best Practice Security is very fine-grained (course / resource / user) and revokable </li></ul><ul><li>Tool sends outcome to service as form-encoded POST data, signed by OAuth shared-secret </li></ul>
  32. 34. Educause DEMO – October 2010
  33. 35. SimpleOutcome Tool Consumer Tracker Content JavaScript Flash ... Launch
  34. 36. IMS Implementation Support <ul><li>Materials, sample code, sample application </li></ul><ul><ul><li>http://www.imsglobal.org/developers/BLTI/ </li></ul></ul><ul><li>Additional support and certification </li></ul><ul><ul><li>http://www.imsglobal.org/joinims.html </li></ul></ul>
  35. 37. Questions <ul><li>IMS – www.imsglobal.org </li></ul><ul><li>[email_address] </li></ul><ul><ul><li>http://www.imsglobal.org/developers/BLTI/ </li></ul></ul>Seamlessly connect to learning IMS Learning Tools Interoperability (LTI)

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