Ducksters
Ducksters: Astronomy for Kids: Asteroids
Kids learn about asteroids in the science of astronomy. Large chunks of rock and metal that orbit the Sun including the asteroid belt, Ceres, and Vesta.
Cosmos 4 kids
Cosmos4 kids.com: Solar System Details
This comprehensive site delves into other aspects of our solar system besides the planets and the sun. Click on the topics on the right like solar winds, the heliosphere, the heliopause, asteroids, comets, and more.
Ducksters
Ducksters: Astronomy for Kids: Glossary and Terms
Kids learn about the glossary and terms for the science of astronomy including words and definitions such as asteroid, comet, meteoroid, galaxy, eclipse, etc.
NASA
Nasa Space Science Data Archive: Asteroid 253 Mathilde
This site contains facts about the asteroid 253 Mathilde from the National Space Science Data Center at NASA.