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In this activity, learners build their own magnetometer using an empty soda bottle, magnets, laser pointer, and household objects.

$5 - $10 per student Ages 11 - adult 1 to 2 hours
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In this activity, learners will explore trends in Canada goose populations using real data from the National Audubon Society's Christmas Bird Count.

free Ages 14 - 18 1 to 2 hours