Search results
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What's a Strain? for Kids
A strain happens when a muscle gets stretched too far.
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Your Muscles for Kids
You have more than 600 muscles in your body! They do everything from pumping blood throughout your body to helping you lifting your heavy backpack. Find out more.
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Quiz: Muscles for Kids
Take this quiz about your muscular system.
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How Does the Muscular System Work? (Video) for Kids
Watch this movie about the muscular system.
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What's Myalgia? for Kids
Myalgia is muscle pain — when muscles hurt because of an injury, overuse, or a medical condition.
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What Are Involuntary Muscles? for Kids
You don't have any say over what this kind of muscle does and when.
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Boys and Puberty for Kids
On the way to becoming a man, a boy's body will go through a lot of changes, including your body growing bigger, your voice changing, and hair sprouting everywhere. Find out more.
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What Makes Me Sneeze? for Kids
If you just sneezed, something was probably irritating or tickling the inside of your nose. Learn more about why you sneeze in this article for kids.
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Senses Experiment: Which One's Heavier? for Kids
How much can your muscles tell you? Find out by doing this experiment.
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Headaches for Kids
Lots of kids have headaches from time to time. Find out more about headaches in this article for kids.