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Human Body Systems

Explore the amazing machine that is YOUR body! Discover how your skeleton holds you up, muscles make you move, your heart pumps blood, lungs breathe air, and brain controls everything through interactive simulations and activities.

Choose an Adventure Step

📚5 Lessons🎯Science

⭐Suggested lesson

Recommended now: New Step. This is a fresh lesson in your learning path.

🧩1Skeleton and Muscles. interactive. 8 minutes.

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🧩2Heart and Blood. interactive. 8 minutes.

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🧩3Lungs and Breathing. interactive. 8 minutes.

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🧩4The Brain — Mission Control. interactive. 8 minutes.

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✅5Human Body Quiz. quiz. 6 minutes.

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