ck 12 wikimania 2008
DESCRIPTION
CK12 Foundation Wikimania PresentationTRANSCRIPT
teaching, learning & research resources
licensed for free use or re-purposing
“to break down the barriers – whether
legal, technical or cultural – between
different collections of open educational content”
- CCLearn
Aggregated Index
Centralized Repository
Collaborative Collection
Collaborative Wiki
Syndication…?
Auto Discovery…?
Synchronization…?
Federation…?
Ideally…
Collaborate
Syndicate
Customize
Contextualize
Synchronize
flexbooks.ck12.org
Technical Aspects
Extraction: Text & Media
Translation: Canonicalized Format
Synchronization: Bi-directional
Licensing Policies
Content Discovery: Machine Readable
Compatibility: GnuFDL vs. CCbySA
$ vs NC
Compliance: Sharing-Alike
Content Suitability
Categorized: Classified Taxonomies
Contextualized: Coherent
Readability: Pedagogical Outcomes
DocBook
WikipediaWikiFamily
Wiki Syntax
Hardcopy PDF
FlexFeeds
HTML
Online Editor
(Mediawiki)
Transcribe
Convert to
Wiki Syntax
SAVE OnlineEditor
DocBookXlator
Harvest
USB Image
WikiImport
Wikipedia Federation
• Technical Aspects
– Extraction: php.api
• Issues with Image Translations & Macros
– Translation: Wiki -> HTML -> DocBook
• Preferred: XHTML -> DocBook
– Synchronization: not yet
• Plan to leverage ATOM protocols
Wikipedia Federation
• Licensing Policies
– Content Discovery: currently hardwired
• RDFa as proposed by CC
• ATOM protocols may be of help
– Compatibility: no silver bullet
• Separate repositories for incompatible licenses
– Compliance: Sharing-Alike
• Plan to leverage ATOM protocols
• Need API support to post modified contents
Wikipedia Federation
• Content Suitability
– Categorized:
• MediaWiki’s `Categories` Feature
– Contextualized:
• Associated Standards Frameworks as ATOM Feeds
– Readability:
• Share Ratings , Reviews & Recommendation
About CK-12 Foundation
The Problem : Old Technology
The Issues
Weight
Monolithic Nature
Rigidity
Cost
Visual Distractions
CA600 Mm
NYC250 Mm
Text Books
4 Billion
16 Billion 4 Billion
Collaborative online environment
Free and open content
Aligned with curriculum guidelines
Customized for learning styles
CK12 VISION
As simple as Email
Collaborate like Wiki
Flexible
TECHNOLOGY
Customizable & Contextualized Content
across Federated Repositories
through Collaboration & Synchronization
that can be Flexibly Manifested