HOW I BREATHE

Overview

Let’s take a deep breath and find out what happens inside our body when we breathe! Students will discover how air travels through the nose and into the lungs. Along the way, students will learn fascinating facts about breathing and how oxygen is important for our brain. 

 

Learning Outcomes

  • the main parts of the respiratory system.

  • what each organ does in the breathing process.

  • what we breathe in and out.

  • fun facts about breathing.
     

Branching Slides

Choose what to study. Why we sneeze / yawn.

 

 

 

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A. Glazy

B. Sterling

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Our brain needs fresh air.

nose

air

lungs

brain gets oxygen

  We breathe 

the air in with our

  nose, 

It's how 

our brain gets oxygen.

to the lungs.

then it goes

Let's use our magic portal to know how we breathe!

Let's go!

This is 

a nose!

Why do we have hair in our nose?

https://www.shutterstock.com/image-photo/human-nose-close-kids-low-point-1547296943

to stop germs

3

to tickle us

2

to stop germs

3

1

to keep warm

Our nose makes the air warmer.

true

1

false

2

true

1

heater

nose

filter

Our nose is a heater and a filter for the air.

1,000,000,000,000

3

How many smells can your nose detect?

10

1

1,000

2

1,000,000,000,000

3

What smells do you like?

A

B

C

D

E

F

These are lungs!

2

false

1

true

One lung is smaller than the other one.

1

true

Our left lung is smaller to have space for heart.

Our brain needs oxygen to feel good.

We breathe in 
O2 and breathe out CO2.

oxygen

carbon dioxide

true

1

true

1

false

2

Our lungs get bigger when we breathe in.

Wow, that's a lot!

2,000

1

22,000

2

200,000

3

How many times
do we breathe in and out a day?

22,000

2

Let's learn more  about breathing!

SOUND: snoring

sound

What is it?

snoring

3

singing

1

2

roaring

snoring

3

The air makes funny sounds in their throat.

People snore when they sleep and breathe through the mouth.

A

B

sneeze.

yawn.

I want to know why we...

We sneeze to clean our nose from germs 
and dust.

true

1

true

1

false

2

We must cover our 

nose when we sneeze.

We yawn to cool down our brain.

bored

tired

sleepy

We also yawn to show how we feel.

And when we see someone is yawning.

Are you yawning now?

Yes

A

No

B

Hello!

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