FirstGov for Kids: Science and Math Sites

the Federal Citizen Information Center's links list to tens of exciting science and math sites, including those originated by government, organizations, education, and commerce

EurekAlert! Science Reporting for Kids

features breaking science news for kids (oriented toward older children than Rocket 2 Wonder)

Science News for Kids

features news articles that deal with contemporary science topics (oriented toward older children than Rocket 2 Wonder)

Enchanted Learning: Science Pages and Activities

learning resources in biology and the physical sciences from grades preK - 1st grade and 2nd grade and up; includes pictures, definitions, classroom activities, crafts, and printouts

Rader's 4 Kids Sites: Biology, Chemistry, and Earth Sciences 

image-supported sites that explain concept basics briefly and clearly

Exploratorium: Traits of Life

explores the basic features of life, with interactive online animations

University of Michigan Museum of Zoology: Animal Diversity Web

with classifications, pictures, sounds, and facts on each animal kingdom

Kinetic City

created by The American Association for the Advancement of Science (funded by NSF), this animated site gives a collection of science experiments, games, activities, and challenges

KidzWorld Brain Candy: The Lab 

current features on Recycling 101, Science Fair Projects, Planet Overview: Saturn, How Blood Carries Oxygen, and All About Dogs (with archive for past features)

University of Illinois Extension: Just for Kids

interactive learning experiences on insects, plantlife, and nature exploration in English and Spanish

Home Science Tools: The Gateway to Discovery

tips for teaching young children science at home, including activities, book and equipment recommendations, and instructional concepts