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Chemical Change
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In this chemistry activity, learners explore the amount of copper in a new penny. Learners use toilet bowl cleaner to hollow out the interior of a penny with zinc inside.

Operation Espionage
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In this activity, learners create and reveal secret messages written with invisible ink! The invisible ink is actually a baking soda solution, and the magical revealing liquid is fruit juice.

Matter of Degree
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In two separate bags, learners mix water with Epsom salts and detergent.

Using Chemical Change to Identify an Unknown
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In this activity, learners will develop a method to test five similar-looking powders (baking soda, baking powder, cream of tartar, detergent, and cornstarch) with four test liquids (water, vinegar, i

Powder Particulars
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In this introductory activity and demonstration, learners are introduced to the concept that different substances react chemically in characteristic ways.

Sticky Situation
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In this activity, learners separate the protein from milk and and use it to make their own glue.