The Bone-and-Muscle Team
Body & HealthAges 4–6

The Bone-and-Muscle Team

What holds your body up, and how does your arm bend? Discover how bones, joints, and muscles team up to help you stand, lift, and grip gently or firmly.

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The Bone-and-Muscle Team
Body & HealthAges 4–6

The Bone-and-Muscle Team

0 of 3 done0%

What holds your body up, and how does your arm bend? Discover how bones, joints, and muscles team up to help you stand, lift, and grip gently or firmly.