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Draggin' Boats
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Learners design, build, and test models of "dragon boats" made from up to three milk cartons.
We all Scream for Ice Cream
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In this activity, learners observe how salinity affects the freezing point of water by making and enjoying ice cream.
Super Soaker
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In this activity (page 1 of the PDF under SciGirls Activity: Bogs), learners will test cups full of potting soil, sand, and sphagnum moss to see which earth material is able to soak up the most water.
Build An Aqueduct
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In this activity, learners use the design thinking process to design and build their own aqueduct, or water bridge.
Stick to It: Adhesion II
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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.
Stuck on You: Adhesion
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Learners explore water adhesion and learn about why water molecules are more strongly attracted to some substances than others.