Athletics & Wellness Grade 4 45 min

What's Happening? Changes on the Outside

Welcome! This lesson will help you understand the amazing ways your body changes on the outside as you grow older. Knowing what to expect makes growing up a lot less mysterious and a lot more fun!

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What & Why

Puberty is a special time when your body starts to change and grow into an adult's body. It's a natural part of life, and everyone goes through it!These changes are caused by tiny messengers in your body called hormones. This lesson will focus on the changes you can see on the outside of your body.
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Example 1 — Getting Taller

One of the first things you might notice is a growth spurt. This is when your body grows very quickly in a short amount of time.Your pants and sleeves might suddenly seem too short.You might feel a little clumsy as you get used to your longer arms and legs.You might feel aches in your legs, sometimes called 'growing pains'.This is a great sign that your body is growing strong! Eating healthy foods and getting plenty of sleep helps your body during this time.
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Example 2 — New Hair Growth

As you get older, hair starts to grow in new places. This is a totally normal sign that your body is maturing.Under your arms: Hair will start to grow in your armpits.Pubic area: Hair will grow in the area covered by your underwear.Legs and arms: The hair on your legs and arms might get darker or thicker.Face: Boys may start to see some light hair grow on their upper lip or chin.

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Sample Practice Questions

Beginner
What are the tiny messengers in your body that cause the changes of puberty?
A.Blood cells
B.Vitamins
C.Hormones
D.Muscles
Beginner
A 'growth spurt' is a time when your body...
A.gets tired easily.
B.grows very quickly.
C.needs less sleep.
D.stops growing.
Beginner
Your best friend tells you they are upset because they are shorter than everyone else in the class. What is the kindest and most helpful thing to say?
A.Yeah, you are pretty short.
B.Don't worry, everyone's body grows at its own speed. You'll have your growth spurt too!
C.Maybe you should eat more.
D.Just stand on your toes.

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Frequently asked questions

What grade level is "What's Happening? Changes on the Outside"?

What's Happening? Changes on the Outside is a Grade 4 Athletics & Wellness lesson on ExcelOS.

What will I learn in What's Happening? Changes on the Outside?

Welcome! This lesson will help you understand the amazing ways your body changes on the outside as you grow older. Knowing what to expect makes growing up a lot less mysterious and a lot more fun!

Is "What's Happening? Changes on the Outside" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with What's Happening? Changes on the Outside?

This lesson includes 12 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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