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Concentrate!
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In this investigation of reaction kinetics, learners alter the amount of iodate solution mixed with the same amount of starch solution.
Potato Power
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Learners combine hydrogen peroxide with three different forms of potato: raw chunks, ground chunks, and boiled chunks.
It's a Gas!
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In this activity, learners explore two properties of gases: gases take up space and exert pressure. Learners assemble two flasks and a beaker, connecting them with stoppers and tubing.
Magic Inks
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Learners write their initials by applying different clear "magic ink" solutions to separate pieces of paper and then "develop" the inks with other clear solutions.