NASA For Kids
Just For Kids - Games and activities to teach about space flight and what happens to the human body in space; a site sponsored by NASA's Life Sciences Data Archive
NASA for Kids - links recommended for kids
NASA KIDS - NASA Kids is best place for kids interested in Space, Science, Rocket, Astronauts and the Solar System.
StarChild: A learning center for young astronomers - primarily for budding astronomers under the age of 14. A service of the High Energy Astrophysics Science Archive Research Center at NASA.