Realm V โ€” Body Labyrinth

Chapter 15
Cardiovascular, Respiratory & Digestive Systems

Your heart beats 100,000 times a day without you thinking about it. Your lungs process 11,000 liters of air. Your gut is home to 38 trillion bacteria. This chapter reveals how your cardiovascular, respiratory, and digestive systems sustain your life โ€” and what you're doing every day that helps or hurts them.

๐Ÿ“… Weeks 13โ€“14
๐Ÿ“– Lessons: 4
๐Ÿ† Badge: System Sage
L1: The Cardiovascular SystemL2: The Respiratory SystemL3: The Digestive SystemL4: The Excretory System
โš”Quest Activities
โค๏ธ
Side Quest โ€” Heart Rate Analysis
Measure your resting heart rate for three days at the same time each morning. Compare it to healthy ranges for your age. Then research how sleep, exercise, stress, and caffeine affect resting heart rate. Write a short data analysis.
Solo~20 min
๐Ÿค– AI Guide
๐Ÿ“ฐ
Exploration โ€” Cardiovascular Health in Teens
Find a news story or research study about a cardiovascular, respiratory, or digestive health issue in young people โ€” energy drink effects, asthma trends, ultra-processed food research. What does the evidence say teens should know?
Team20โ€“25 min
๐Ÿค– AI Guide
๐ŸŽ
Challenge โ€” 3-Day Diet Tracker
For three days, track one food or drink choice each day that directly affects your digestive or cardiovascular system. Research what it does inside your body. Would your doctor approve? Write an honest self-assessment.
Solo10โ€“15 min
๐Ÿค– AI Guide
๐Ÿ‘‘
Boss Battle
Chapter boss battle โ€” tests all lesson content. Teams compete for realm badges.
Boss BattleFull Class~40 min
โ–ถ Launch