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In this activity, learners investigate circulation and measure their own your heartbeat. A heart rate, or pulse, is the number of times the heart beats per minute.

In this activity, learners investigate parallax, a method used to measure distances to stars and planets in the solar system.

Learners build a simple one-cell battery and use an ammeter to measure the flow of current.

Use this hands-on activity to demonstrate infrared and thermal radiation.