How the Body Works: Activities

Do you know what's inside the lungs? How much do you know about hair? Try these activities and test your knowledge about how the body works!

• Bones & Skeletal System Activity
• Brain & Nervous System Activity
• Digestive System Activity
• Ears Activity
• Endocrine System Activity
• Eyes Activity
• Hair Activity
• Heart & Circulatory System Activity
• Immune System Activity
• Lungs & Respiratory System Activity
• Muscular System Activity
• Nails Activity
• Nose Activity
• Skin Activity
• Teeth Activity
• Tongue Activity
• Urinary System Activity