Astronomy and Space with Exploratoriumhttp://www.exploratorium.edu/explore/astronomy_space/
Take a journey to Mars or experience a solar eclipse in China. Exploratorium offers activities, exhibits, articles, videos, and more on Astronomy & Space.Arvind Gupta’s Toys From Trashhttp://www.arvindguptatoys.com/toys.html
Simple and free, Arvind Gupta has dedicated his life to developing easy-to-use experiments that open a child’s mind to the wonders of science. ‘Amazing Astronomy’ explains rocket projectiles, black holes and rainbow colours in an interactive, hands-on manner.Science Buddieshttp://www.sciencebuddies.org/
Navigate to the astronomy section and uncover a number of science project ideas. Inspire children to make a model on the four seasons or calculate the circumference of the Earth!ESA Science Educational Support
Explore page after page full of educational materials. There's something for everyone, from formal or informal science education, with images, data, spacecraft models and much more!