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In this activity, learners mark their height on a height chart and discover how tall they are in nanometers.

In this activity about ramps, learners explore and measure the rate at which spherical objects roll down a ramp.

In this activity, learners sniff out scents hidden in balloons! After investigating, learners discover we sometimes can use another sense (smell) to detect things too small to see.

In this activity, learners will build the highest tower they can out of recycled materials.