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In this activity, learners experiment with creating various types of bubble solutions and testing which ingredients form longer-lasting bubbles.

$10 - $20 per student Ages 11 - 14 45 to 60 minutes
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In this online interactive simulation, learners will add different salts to water and then watch the salts dissolve and achieve a dynamic equilibrium with solid precipitate.

free Ages 8 - adult 10 to 30 minutes
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In this activity, sodium acetate hand warmers are used to introduce learners to supersaturated solutions, crystallization, and exothermic reactions.

$5 - $10 per student Ages 14 - 18 45 to 60 minutes
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In this chemistry activity, learners use common chemicals to examine reactions that occur between two aqueous solutions.

$1 - $5 per student Ages 11 - 18 5 to 10 minutes