Lesson 1.1: What is the Human Body System?
The human body is made up of different systems that work together to keep us alive.
Example: "The heart pumps blood, the lungs help us breathe, and the brain controls everything."
Quiz: What do body systems do?
How to get the right answer:
Think about how your heart, lungs, brain, and muscles all work together!
Watch Video
Lesson 1.2: The Skeletal System
The skeletal system gives our body shape and protects important organs.
Example: "Our skull protects our brain, and our ribs protect our heart and lungs."
Quiz: What does the skeletal system do?
How to get the right answer:
Think about how bones protect organs and help us stand and move!
Watch Video
Lesson 1.3: The Muscular System
The muscular system helps the body move.
Example: "When you lift something, your arm muscles contract to help you move it."
Quiz: What does the muscular system help us do?
How to get the right answer:
Think about how muscles help us walk, jump, and carry things!
Watch Video