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This activity (page 2 of the PDF under SciGirls Activity: Microgravity) is a full inquiry investigation into how ordinary things behave in microgravity, similar to what astronauts experience.

Over $20 per group Ages 8 - 14 2 to 4 hours
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Learners conduct two activities to investigate two properties of liquids: density and viscosity. In a clear container, learners stack 7 different liquids which will layer according to their density.

$5 - $10 per group Ages 11 - 14 30 to 45 minutes
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In this activity on page 4 of the PDF (Behind the Scenes with Chemistry), learners make some special effects, including snow and breaking glass, with supplies found in the home.

$10 - $20 per student Ages 8 - 14 1 to 2 hours