Art

• Getty Virtual Library - Read online or download beautiful art books from Getty Publications
• National Gallery of Art
• Rijksmuseum Rijkstudio
  

Curriculum Planning

• Library of Congress - Teacher Resources
• National Archives - Educator Resources
  
• Open Educational Resources (OER) Commons
  

Digital Citizenship

• Common Sense Education

Foreign Language

Duolingo

Early Childhood Education

• California Early Childhood Educator Competencies
• Early Care and Education Coaching
• Effective Coaching in Early Care and Education
• Essential Supports for Improving Early Education

English Language Arts/Literature

• ReadWriteThink - Classroom Resources
• Rivet
• Storyline Online
  
• Teach Your Monster to Read
• Teaching Shakespeare
  

Games

• National Geographic Kids
• PBSKids
  
• Puzzlemaker

History, Geography, and Social Studies

• DocsTeach - The online tool for teaching with documents (National Archives)
• Library of Congress - Classroom Resources
  
• Osher Map Library
  

Images

Great resources for public domain and royalty-free images

• British Library Image Collection
• Pics4Learning
  

Inclusion

• California Map to Inclusion and Belonging

Math

Maths Chase

The Maths Factor

Prodigy

Multimedia Digital Collections

Rich and robust multimedia collections covering all subject areas from some of our favorite institutions

• Calisphere - Over 925,000 images, texts, and recordings from California's great libraries and archives
• Library of Congress Digital Collections
• PBS Learning Media - Over 100,000 videos, images, interactives, lesson plans, and articles
• Smithsonian Learning Lab - Over a million digitized images, recordings, and texts from the Smithsonian

Music

• Library of Congress Performing Arts Digital Collection
• Musopen – Classical and royalty-free music
  

Physical Education

• Ed.D. Doctoral Programs in Physical Education
• PE Central - Lessons, assessments, videos, best practices, and more

Professional Development

• Doctoral Education Programs - Ed.D. (online)
• Edutopia
• Library of Congress - Professional Development
  
• National Archives - Professional Development
  
• ReadWriteThink - Professional Development
• Teaching Tolerance - Professional Development
  

Social and Emotional

• NEA - Resources for Bullying Prevention
• Suicide Prevention Resource Center - Resources for Schools
• Teaching Tolerance - Classroom Resources

STEM

• Code.org
• Elements
• Energy Kids
• GeoGebra - Dynamic, open-source mathematics software for all levels of education
  
• NASA Education
  
• National Science Teachers Association - Freebies
  
• Stories from Space

Textbooks

• CK-12 Flexbooks – Free, open-source, customizable textbooks
• OpenStax CNX – View and share free educational modules
  

Video-Based Learning

• Annenberg Learner
• Khan Academy
  

Virtual Field Trips

• The Field Museum - Virtual Visits
• Smithsonian National Museum of Natural History - Virtual Tour