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A free reference site for students, teachers, and parents. Get homework help and find facts on thousands of subjects.

Easy-to-understand explanations of how the world actually works. From car engines to search engines, from cell phones to stem cells, and thousands of subjects in between.

Children's services section of Cleveland Heights-University Heights Public Library system gives you games, links to authors, bestsellers and book sites. Book picks, summer reading lists, and information to help you with research. (K-12)

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Official kids' portal for the U.S. government. It links to over 1,200 web pages from government agencies, schools, and educational organizations, all geared to the learning level and interest of kids.

Provides a summary of the demographics, geography, communications, government, economy, and military of over 260 U.S.-recognized countries, dependencies, and other areas in the world.

Digital library of children's books from around the world, supporting communities of children and adults in exploring and using this literature through innovative technology designed in close partnership with children for children.