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Learners conduct an experiment to determine the rate at which two materials, sand and water, heat up and cool down.

Learners place an M&M candy in water and observe what happens. The sugar-and-color coating dissolves and spreads out in a circular pattern around the M&M.

Using indirect methods, learners determine the shape and size of a piece of carpet hidden under a piece of plywood.

Learners measure irregularly shaped bones using a variety of measurement methods and tools. Then, they measure again using standard conventions and metric tape measures.