Biointeractive– Multimedia science resources for the classroom or home. 

Science News for Students– Atoms and forces, earth and sky, humans and health, life, tech, math, and more.

Exploratorium– The museum of science, art and human perception.

Astronomy Games and Puzzles– Free astronomy games for kids

Biology Games for Kids– Free human biology and animal biology games

Amusement Park Physics– The science behind the fun!

Science Fair Projects– Get ideas for your next science fair project

National Geographic for Kids 

ABCya.com– Spelling bee games, word searches, keyboarding games, math bingo, geography games, and more.

Enchanted Learning– Definitely a must visit for crafty kids

World Book for Kids– Articles, illustrations, games, activities, dictionary, and atlas

Where’s Waldo?– Online version of the classic Waldo books

Time for Kids– Multi-subject activities, worksheets, printable quizzes and more for K-6, from the publishers of Time Magazine

Brainpop– Animated educational site for kids – science, social studies, arts, math, health, engineering, and English

San Francisco Symphony– Learn about tempo, musical notes, and more!

Everyday Mysteries– Fun Science Facts from the Library of Congress