- California Association for the Education of Young Children (CAEYC)
- California Common Core State Standards
- California Department of Education
- California Preschool Instructional Network (CPIN)
- Early Edge
- EdSource
- First Five California
- Head Start
- National Association for the Education of Young Children (NAEYC)
- National Board for Professional Teaching Standards
- National Center for Education Statistics
- National Kindergarten Alliance
- President’s Council on Physical Fitness and Sports
- Transitional Kindergarten Implementation Guide
- Transitional Kindergarten Professional Learning Series
- United States Department of Early Education