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In this chemistry challenge, learners identify an unknown white powder by comparing it with common household powders.

Over $20 per group Ages 4 - 14 10 to 30 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, learners create models of ionic compounds and observe the chemical formula of binary molecules they have created.

free Ages 14 - adult 1 to 2 hours
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In this activity, learners stain fabrics--on purpose!

Over $20 per group Ages 11 - 18 1 to 2 hours