Free Kids Chemistry, Biology and Geography Websites!

Rader's Chem 4 Kids A site that explains chemistry fundamentals, aimed at kids. Material addresses atoms, elements, reactions, biochemistry and more.

Rader's Biology 4 Kids Biology written to appeal to kids. Topics include cells, microorganisms, plants, invertebrates, vertebrates and animal systems.

Rader's Geography 4 Kids A great tutorial all about geography. Takes kids through lessons in earth structure, atmosphere, hydrosphere, biosphere, bio-geo-chemical cycles and climates.http://www.geography4kids.com/