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In this activity, learners discover how hard their hearts work to pump blood.

Learners will build a lung model to understand how their lungs and diaphragm work to make them breathe.

In this activity, learners work in pairs to measure each other's ankles with lengths of string.

Your heart pumps blood throughout your body in one direction, around in a loop. In this activity, learners will make a model of one type of heart chamber called a ventricle.