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What Molecules Make the Holes in Bread?
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In this activity, learners will discover why there are holes in bread.
Production of Oxygen
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In this chemistry activity, learners use yeast and hydrogen peroxide to generate a gas (oxygen) and test some of its properties.
DIY Elephant Toothpaste
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In this activity, learners will experiment with catalysts to create an at-home version of elephant toothpaste.
Breathing Yeasties
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In this life science activity (page 8 of the PDF), learners explore the carbon cycle by mixing yeast, sugar and water.