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Plant Power
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In this chemistry challenge, learners identify which plants have the enzyme "catalase" that breaks hydrogen peroxide into water and oxygen.
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Universal Indicator Rainbow Trout
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In this activity on page 2 of the PDF, learners discover how color changes can help scientists distinguish between acids and bases.
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Fruit Juice Mystery
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In this chemistry challenge, learners work to figure out which of four juices are real, and which is just food coloring and sugar.