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In this activity, learners compare the ancient Egyptian system of measurement, which was based on body lengths, to the customary and metric systems used today.

In this activity, learners make three different "seed" types and determine which design flies the farthest.

In this activity, learners use measurement concepts to make models of what their body parts might look like if they were a snake or a chameleon.

In this quick activity, learners take a balance challenge to measure their average balance time. As they collect data, they investigate how practice and repetition improve their balance time.

In this activity, learners discover how their heart rate changes in different situations.