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Make a Wire Critter That Can Walk on Water
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In this activity, learners make water-walking critters using thin wire, and then test how many paper clips these critters can carry without sinking.
Lighting Up Celery Stalks
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In this activity, learners conduct a series of hands-on experiments that demonstrate how the working of plants' veins, known as capillary action, enables water to travel throughout the length of a pla
Stream Table
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In this activity, learners use aluminum trays and wooden blocks to form stream tables to investigate river formations in two different landscape scenarios.