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Learning Tools Interoperability® (LTI®) - Why the big deal?

Stephen P Vickers, IMS Global

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

IMS Innovation Revolution“Better Learning From Better Learning Technology”

• Seamless plug & play integration– creates better user experiences & enables greater

educational insight• Agile open architecture & extensive ecosystem

– enables flexibility, efficiency & choice• Effective member-based collaboration

– means getting to the future sooner with sustainable progress

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

A New Architecture for Learning

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

What is LTI?• A standard mechanism for seamlessly, but securely, connecting

learning applications and remote content to virtual learning environments (VLEs) and enterprise portals

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

VLE

What is LTI?

Gradebook

Announcements

Discussion board

eTextbook

eTextbook(with LTI)

Assignments

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

Essential Ingredients• Connections configured using:

– launch URL– consumer key (to identify customer)– shared secret (to sign messages)

• Data shared:– user– context– role

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

LTI Versions• LTI 1.0, Basic LTI (May 2010): launch• LTI 1.1 (March 2012): Outcomes service• LTI 1.1.1 (June 2012): Mentor role• LTI 2.0 (January 2014): REST/JSON, registration process, tool

settings service, LTI service support for tool consumers and tool providers

• LTI 1.2 (February 2015): LTI service support for tool consumers

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

LTI 1.0/1.1Tool Provider

Tool Consumer

Admin

Course

1. URL, key, secret

2. Configure

3. Click link

4. Launch request (user, context, role,

option for gradebook cell)

SystemAdministrator

Teacheror Student

Outcomes service(read, update, delete)

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

How can LTI benefit me?

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

LTI Components• Messages:

– launch– content-item selection

• Services:– tool settings– outcomes 2 (public draft)– memberships (public draft)

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

So why bother with LTI?• Because it is “simply the best”!• Easier to implement than other standard solutions• No code needs to be added to VLEs• Solution works with (almost) every VLE• IMS-backed certification

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

LTI 2, or Not LTI 2: that is the question!• LTI 2 brings YOU:

– a simpler, more secure way of registering tools– more control over what data you share with each partner– an extensible architecture allowing LTI security to be used for

bespoke messages and services with third parties

© 2016 IMS Global Learning Consortium, Inc. All Rights Reserved

Questions?• Useful references:

– IMS website – http://www.imsglobal.org/lti– LTI Briefing Paper – http

://publications.cetis.ac.uk/wp-content/uploads/2012/05/LTI-Briefing-Paper.pdf

– Best practice – http://celtic.lti.tools/wiki/LTI/Best_Practice– Rating integrations – http://lti.tools/rate– Test site – http://lti.tools/test/

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