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Traveling Through Different Liquids
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Learners observe and record what happens when they manipulate bottles containing a liquid (water or corn syrup) and one or more objects (screw, nail, paper clip).
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Heating and Cooling of the Earth's Surface
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Learners conduct an experiment to determine the rate at which two materials, sand and water, heat up and cool down.
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Poking Around: Having Students Experience the Real Process of Science
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Using indirect methods, learners determine the shape and size of a piece of carpet hidden under a piece of plywood.