Body Systems Detective Worksheet
1st Grade Science • Indiana Standard 1.LS.2 Visual Anchor Poster
My Super Body Map! 🌟
Look inside! Six incredible superhero systems work together every second inside you!
⚡ Teamwork Inside!
1
Nervous
🧠 Main Part: Brain
Superpower: Your control center! It thinks, learns, and sends fast messages.
👉 Wiggle your toes! Your brain said go!
2
Respiratory
🫁 Main Part: Lungs
Superpower: Breathes in clean oxygen and blows out carbon dioxide.
👉 Take 1 deep breath in... now out!
3
Digestive
🍎 Main Part: Stomach
Superpower: Breaks down food into energy to run, jump, and grow!
👉 Gently rub your tummy after lunch!
Body Blueprint
Where Are They Located?
🧠 🫁 🫁 ❤️ 🍎 💪 🦴
6 Teams • 1 Healthy Body!
4
Circulatory
❤️ Main Part: Heart
Superpower: A tireless pump that moves red blood to every toe and finger.
👉 Put your hand on your chest. Thump-thump!
5
Skeletal
🦴 Main Part: Bones
Superpower: 206 hard bones give you shape and protect soft organs!
👉 Tap your forehead. That's your skull bone!
6
Muscular
💪 Main Part: Muscles
Superpower: Muscles pull bones to help you run, skip, smile, and climb!
👉 Make a muscle with your arm right now!
🍎 💧 🏃 💤
How to Care for Your Systems:
Drink clean water, eat crunchy veggies, play outside, and get 10 hours of sleep!
INDIANA STANDARD 1.LS.2 Model
Body Systems Detective Lab
🔍
Grade 1 Activity
Name:
Date:
1
Color the Organs!
🖍️
Use your crayons to color each organ circle:
Brain = Purple
Heart = Red
Lungs = Teal
Stomach = Yellow
1 2 3 4
1 Head Circle: Color Purple (Brain)
2 Chest Circle: Color Teal (Lungs)
3 Left Chest Circle: Color Red (Heart)
4 Belly Circle: Color Yellow (Stomach)
2
Picture Match-Up!
✏️
Draw a line from the picture clue to the right system:
🦴
Hard bones that help me stand tall
Protects organs inside
💪 Muscular System
🏃
Helps me run, jump, and smile
Pulls on my bones
🦴 Skeletal System
🍎
Breaks snack food into energy
Fuel for my body
❤️ Circulatory System
❤️
Pumps red blood like a machine
Thump-thump all day
🍎 Digestive System
3
Detective Quick Check
🎯
Fill in the circle for the right answer:
💨 Which system takes in air when you blow out candles?
Respiratory System (Lungs) Skeletal System (Bones) Digestive System (Stomach)
⚡ Jump up 5 times! How does your heartbeat feel now?
Beating faster to pump oxygen! It completely stopped pumping Turned into a bone
⭐ Congratulations! You are an Official Grade 1 Body Systems Detective! ⭐