Browse Archive
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Photon Pile-up →
Spin the Galex telescope to collect three photons of the same color.
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Buzz Lightyear Mission Logs: Episode 1 -- Blast Off!
Find out what it is like to blast off on a space shuttle!
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Why Is the Sky Blue?
Learn how sunlight makes Earth's sky blue.
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Make a Star Finder →
Make one for this month and find your favorite constellation.
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Space Pennant Puzzle
Can you solve all six puzzles?
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STS-132 Memory Game
How fast can you match the STS-132 pictures?
› View this interactive feature
› View text version
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What Makes a Rainbow? →
Watch this video to find out.
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Why does NASA study Earth from space?
Watch the video to find out!
› View This Video -
STS-131 Picture Switcher
Solve the picture puzzles to learn more about the STS-131 mission.
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Adventure of Droplet Game →
Help Droplet, the water molecule, as he enters the water cycle and starts his journey home.
 "A girl stands in front of a picture of a hurricane")