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Wild Sourdough
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In this activity, learners explore chemistry and the microbial world by making their own sourdough starter and bread at home using only flour and water.
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.
Disappearing Colors
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In this challenge, learners figure out how to make a juice stain disappear.