Summary
Every move you make — a big jump or a tiny blink — takes muscles. Chloe and Nurb explain the different kinds of muscle in your body and show how muscles pull on your bones to create movement, including the busiest muscle of all: your heart.
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All ages
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Teaching resources
Discussion questions
Discussion
Watch, then talk it over.
- How do muscles make your bones move?
- What is the difference between a muscle you control, like your arm, and one you don't, like your heart?
- Why can't a muscle push a bone — only pull it?
- What activities help make your muscles stronger?
Quick work-a-long
Words to know: muscle, contract, tendon, voluntary, involuntary
Try it: Bend your arm and feel the muscle on top get shorter and firmer. Write one sentence explaining what the muscle did to move your bone.

