ERIC (EBSCOhost) also includes some curriculum guides. Use the Advanced Search, and limit to SU subject:
Scroll down to add the limiters for Guides:
Use the Thesaurus to select precise search terms, or Search for curriculum using content area.
- "integrated curriculum"
- "mathematics curriculum" AND elementary
Examples of other thesaurus terms or search phrases you may find useful are:
- State Curriculum Guides
- State Standards
- Academic Standards
- National standards
- National Curriculum
- Curriculum Development
- Mathematics Curriculum
Take advantage of the "Narrow Results" features at the left side of the screen. Click Subject to see options: