This collection of animations introduces students to planetary motions, gravitational effects, and the scale of astronomical distances. Students can view visualizations of Earth's changing seasons, circumpolar motion,...

Quia is short for Quintessential Instructional Archive. This site offers a collection of astronomy-based computer activities and quizzes developed by educators for students. Games include concentration (memory), word...

This is a diagnostic test developed by the Collaboration for Astronomy Education Research (CAER) for astronomy teachers teaching non-science majors at the introductory level. The first twenty one questions are content...

This site, created by Dr. Gene Smith of the University of California, San Diego, is very useful for a teacher. There are many tutorials, educational sites, curriculum resources and links to other courses. Topics on this...

This collection of astronomy lesson plans and experiments from across the internet was developed by Reach Out, a center linking University of Michigan and community mentors with children and teens. Topics covered include...