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Globe at Night
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In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.
Speed, Eggs and Slam!
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In this fun hands-on activity, learners create a safety device to protect an egg "passenger" in a toy car crash. Learners experiment with different solutions to this very problem.
Estimation
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In this online activity, learners will explore size estimation in one, two and three dimensions. Multiple levels of difficulty allow for progressive skill improvement.