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Eclipse: How can the little Moon hide the giant Sun?
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In this activity, learners explore how distance can affect the way we perceive the size of an object.
The Ins and Outs of Tides: Learn About Causes and Predictions
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In this activity, learners will compare predicted and observed tides using data from The National Oceanic and Atmospheric Administration(NOAA).
Handy Measuring Ratio
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In this activity, learners use their hands as tools for indirect measurement.
From the Internet to Outer Space
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In this activity, learners will use Google Sky to observe features of the night sky and share their observations.