The Exploratorium - Create an apparatus for viewing sunspots, Search for extraterrestrial life, and see a live web cam of Mars.

The Space Place - Be able to name trees from space, find out why the sky is blue and discover how to shrink a building three different ways. Lots of online space Games, activities, and fun facts.

NASA Kids - Exactly how hot is the sun? Can astronauts sleep standing up? And is it possible to escape the Event Horizon of a black hole?

Young Astronomers' Learning Center - Offers an interactive gaming and entertainment center for kids who wish to learn more about the solar system, the universe, and space.

NASA – Be a Spacecraft Engineer - Your mission: Help scientists plan a mission to a comet. Design your own spacecraft. And protect the international Space Station from space debris.