High SchoolScience – Astronomy AAAS or American Association for the Advancement of Science – Science Lessons & Activities Berkeley – Astronomy BetterLesson – Astronomy & Solar System Lessons Discovery Education – Science Teacher Resources Embrace Challenge – Science Resources Funderstanding – How Big is the Solar System? Geology.com – Astronomy/Space Activities & Lesson Plans MIT Haystack Observatory NASA – Earth Space Science Lessons oercommons – Subject Specific Lessons & Resources Penn State e-education – Planets, Stars, Galaxies, and the Universe The Science Spot – Astronomy Lessons and Links University of California, Berkeley – Teacher-Developed Earth and Space Lessons
