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In this chemistry activity, learners use common chemicals and metals to explore single replacement reactions.

In this chemistry activity, learners use mossy zinc (or a galvanized nail) and hydrochloric acid to generate hydrogen gas and test some of its properties.

In this chemistry demonstration, learners will discover that phenolphthalein is an acid/base indicator. One learner will read a poem about four witches making a potion.

In this chemistry activity, learners use chemical reactions to observe the composition of an alloy.

In this chemistry activity, learners discover that the weight of the product of combustion is greater than that of the starting material.

In this chemistry activity, learners use common chemicals and metals to examine reactions that produce gaseous substances.