Educational Standards Correlation Peter Pinch WGBH Educational Foundation
Educational Standards Correlation Peter Pinch WGBH Educational Foundation peter_pinch@wgbh. org NSDL Annual Meeting, November 7, 2007
Educational Standards Correlation § 1152, many more to be launched § All resources correlated to 54 standards (49 states+) § Currently Life Science and Physical Science and Earth & Space Science § Test Drivers can view MCREL standards § State, national standards require registration
Standards Correlation: How It Works § Database of atomized standards (moving towards ASN) § Hierarchical lexicon of terms (controlled vocabulary) § Standards and resources are tagged § Correlations generated on the fly
Standards Correlation: How It Works
Standards Correlation: XML-RPC API § getasnstan() § § INPUT source INPUT grade range (optional) INPUT terms(s) RETURNS ASN #s and standards statements § gettermcatalogue() § RETURNS array of lexicon terms § getcrosswalk() § INPUT ASN #s § INPUT SOURCE § RETURNS corresponding ASN #s from new source
Standards Correlation: Challenges § Multimedia resources often do not have associated text § Maintenance § Quality Control § Proliferation of standards (e. g. , NYC, New York State Regents, etc. )
Standards Correlation: Opportunities § Gap Analysis § Assessment § User Interface (currently only 1 standards view per 22 media views) § Web services § User-generated metadata § Search & discovery
- Slides: 7