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Read each riddle carefully. Select the correct answer from the options provided for each riddle
1
48 random squares
I hold your body up, tall and straight. Without me, you'd collapse under your weight. What am I?
Skeleton
Joints
Muscles
Skull
69% got this right
Babies have about 300 bones, but adults have only 206 because some bones fuse together!
2
I help you move and give you strength, working together in great length. What am I?
Muscles
Joints
Skull
Tendon
68% got this right
It takes 17 muscles to smile but 43 to frown—so smiling is easier!
3
I store urine until it’s time to let it out. What am I?
Bladder
Kidneys
Pancreas
Ureter
64% got this right
The average bladder can hold about 2 cups of urine.
4
I pump and pump, but I’m not a bike. I carry blood day and night. What am I?
Heart
Brain
Diaphragm
Lungs
88% got this right
The heart beats about 100,000 times a day!
5
I help you breathe, I’m in your chest. Without me, you’d be in distress. What am I?
Lungs
Brain
Diaphragm
Heart
81% got this right
Your lungs can hold about 6 liters of air!
6
I’m a system that helps you move, I work with your bones to help you groove. What am I?
Muscular system
Integumentary system
Nervous system
Skeletal system
50% got this right
There are over 600 muscles in the human body!
7
I’m your body’s messenger, quick and bright, sending signals from day to night. What am I?
Nervous system
Circulatory system
Endocrine system
Skeletal system
76% got this right
Nerve signals can travel at speeds of up to 120 meters per second!
8
I transport nutrients and oxygen too. I’m part of the blood, helping you! What am I?
Red blood cells
Plasma
White blood cells
Cerebellum
62% got this right
Red blood cells make up about 40-45% of your blood and are responsible for transporting oxygen throughout the body!
9
I am a system that helps you stay warm or cool, through sweating and shivering, I'm a body tool. What am I?
Integumentary System
Muscular System
Nervous System
Skeletal System
73% got this right
If you stretched out all your skin, it would cover about 22 square feet—that’s like the size of a small blanket!
10
I’m where food goes after you chew. I’m a muscular bag that helps digest it too. What am I?
Stomach
Gallbladder
Liver
Small intestine
66% got this right
Your stomach uses acid strong enough to dissolve metal, but it’s safe for you!
