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    In this sunny day experiment, learners measure and compare how quickly light and dark colored materials absorb heat. An extension included in this activity guide suggests learners next design and...

    $5 - $10 per group Ages 8 - 14 10 to 30 minutes
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    In this activity about water solubility and density, learners use critical thinking skills to determine why water can dissolve some things and not others. In this two part activity, learners also...

    $5 - $10 per student Ages 8 - 11 10 to 30 minutes

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