My brain is busy taking care of me even when I don't think about it. My lungs breathe in fresh air and breathe out used air. My heart pumps blood through my body. My stomach and intestines digest my...
My brain and its messengers
I can think and remember because I have a brain. I can learn to read and write because I have a brain. I can work out problems because I have a brain. And what's more, I know what my senses tell me...
When I am grown (boy)
I am a little boy now. But one day I will be a man. When I am grown, there will be hair on my face. If I don't want a beard, I'll have to shave every day. I'll be bigger and stronger than I am now. ...
When I am grown (girl)
I am a little girl now. But one day I will be a woman. Now, I am kind of straight up and down. But one day my body will be more rounded. Now, my voice is a child's voice. But one day it will be a...
What happens to my food ?
I swallow my food. It passes from my mouth down a tube called the esophagus. By the time I count to eight, the food enters my stomach. Now it is on its way to being changed so my body can use it. My...
I chew and swallow
Suppose I've been playing hard and I'm very hungry. Lunch tastes good. But as good as the food is, my body can't use it without changing it. The changing is called digestion. The most important part...
Food to grow on
> Some foods help my body grow and grow. Some foods help my body stay warm. > Some foods help my body work properly. Sometimes I don't wear out my shoes I grow out of them. My baby shoes are...
Blood moves through my body
My blood carries oxygen to my cells. Every cell in my body needs oxygen in order to live. Bone cells, muscle cells, brain cells---all must have oxygen. Every cell in my body gives off things my...
My heart pumps blood
Blood moves fast. And my heart is what makes it move. Blood leaving my heart right now will travel all the way to my toes and back again in about one minute. Inside my body are thousands of tubes...
Air for my body
When I breathe, air enters my nose. The inside of my nose warms the air. Little hairs in my nose catch the dust in the air. The wetness in my nose catches most of the germs I breathe in. The warm,...
