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Mold Growth
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In this activity learners observe mold growth on different types of bread by measuring and recording the growth rate.
Ripening of Fruits and Vegetables
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In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process.
Making An Impact!
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In this activity (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.