Look here for free life, Earth, and space science resources. You'll find resources for Anatomy, Biology, Geology, Astronomy, and more.
Free health-related lesson plans for PreK through 12th grade
Find free printable preschool and kindergarten worksheets for letters, numbers, shapes, colors, and other basic skills.
Learn.Genetics has educational materials for learning about genetics, cell biology, ecology, human health, and more. The site is provided by the University of Utah.
Online learning games and songs that teach important skills for preschool and elementary school kids.
Find free K-12 worksheets in subjects such as math, music history, science, American sign language, and language arts.
Free fun and educational science experiments that you can perform at home. Most are simple, easy, and only require basic household items. The experiments cover electricity, chemistry, biology, weather, force & movement, light & colour, magnetism, plants, space, STEM, and sound.
An excellent comprehensive resource. Find free online games and activities. A guide is provided to help parents find specific content.
A virtual online science and the natural world museum that exposes visitors to information on the history of science, scientific method, and alternate science.
Find some free online elementary and middle school worksheets for math, language arts, reading, spelling, science, and social studies. These online worksheets are graded after completion.
My Sky Tonight has free fun, science-rich astronomy activities for pre-K children. It also has supporting resources for educators.
NASA's Imagine the Universe site offers free posters, booklets, lithographs, and CDs for teachers and homeschoolers.
NASA Kids’ Club is a site for kids to play games and learn about NASA. There are also activities for K4 aged children.