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In this activity about water's cohesive and adhesive properties and why water molecules are attracted to each other, learners test if objects repel or absorb water.

$5 - $10 per student Ages 8 - 11 10 to 30 minutes
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In this activity, challenge learners to predict and investigate how many water drops they can fit on one penny.

free Ages 6 - 11 10 to 30 minutes
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Learners explore how the attractive forces between water molecules create surface tension and allow certain objects to float on the surface of water.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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Water sticks to all kinds of things in nature — flowers, leaves, spider webs - and doesn't stick to others, such as a duck's back.

$5 - $10 per group Ages 8 - 18 30 to 45 minutes