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The Shadow Knows II
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In this activity, learners will measure the length of a shadow and use the distance from the equator to calculate the circumference of the earth.
The Carbon Cycle: Carbon Tracker
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In this activity, learners play NOAA's Carbon Tracker game and discover ways to keep track of carbon dioxide and other greenhouse gases in the world.
Find the Best Way to Clean Oil off Bird Feathers
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In this experiment, learners examine the way oil affects bird feathers and test different cleanup methods to find out which works best.