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    Mount Holyoke College
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    In this activity, learners discover how a cabbage juice indicator helps identify acids and bases, and how iodine indicates the presence of starch. Learners test cream of tartar, baking soda, lemon...

    $10 - $20 per student Ages 4 - 8 10 to 30 minutes
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    Mount Holyoke College
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    In this electrochemistry activity, young learners and adult helpers create a battery from a potato to run a clock. This resource includes background information about electricity, electronics, and...

    $5 - $10 per student Ages 4 - 8 10 to 30 minutes
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    Mount Holyoke College
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    In this activity, learners investigate the effect of heat on a reaction. Learners first model molecular motion by moving their bodies (running, moving slowly) and pretending to be molecules at...

    $1 - $5 per student Ages 4 - 11 10 to 30 minutes
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    Mount Holyoke College
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    In this chemistry investigation, learners combine common cooking substances (flour, baking powder, sugar, salt, pepper, oil, water, food coloring) to explore mixtures. Both homogeneous (whole thing...

    $10 - $20 per student Ages 4 - 8 10 to 30 minutes
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    Mount Holyoke College
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    In this activity, learners explore atoms as the smallest building blocks of matter. With adult help, learners start by dividing play dough in half, over and over again. Then they use a notebook (a...

    $1 - $5 per student Ages 4 - 8 10 to 30 minutes
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    Mount Holyoke College
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    This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo. Learners also think about how pheromones could be used to...

    $1 - $5 per group Ages 4 - 8 10 to 30 minutes
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    Mount Holyoke College
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    In this activity, learners make a paper model of a polymer, then make Silly Putty, an actual polymer. For the model, learners make chains of paper dolls and color them in different ways to...

    $1 - $5 per student Ages 4 - 14 10 to 30 minutes
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    Mount Holyoke College
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    Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters. Natural light (sun) and artificial light (lamp, candle, LED) sources are...

    $5 - $10 per student Ages 4 - 8 10 to 30 minutes
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    Mount Holyoke College
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    In this experiment, learners separate different types of molecules in marker inks (using a technique called "thin layer chromatography"). Learners mark dots at the bottom of a strip of...

    $1 - $5 per student Ages 4 - 8 30 to 45 minutes
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    Mount Holyoke College
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    This activity teaches combustion as the interaction of a fuel source and oxygen. A burning candle is observed, then extinguished—first by a glass cup placed over it to cut off the oxygen supply,...

    $1 - $5 per student Ages 4 - 8 5 to 10 minutes