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"Exploring the Universe: Imagining Life" is a hands-on activity in which visitors imagine and draw an extreme environment beyond Earth, then invent a living thing that could thrive in it. They learn that NASA scientists study extremophiles on Earth to...

Howtosmile is a collection of the best educational materials on the web, in addition to learning tools and services – all designed especially for those who teach school-aged kids in non-classroom settings. earch over 3,500 of the very best science...