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    Your body is special—no two people in the world are the same. Although you are different from everyone else, you have exactly the same body parts as the people around you, doing different jobs that keep all of us alive.

    What is inside my head？

    Your head holds the most valuable part of your body in it—your brain. As you are reading, your eyes send pictures to your brain which makes meaning from what you see. Your brain helps you to remember and think, and makes sure your body is doing what it should do.

    What is my skin for？

    Your skin covers your body. In most parts of your body, the skin is just as thick as 0.5cm.If you cut your skin, it will have a quick cure(治愈)and stop viruses(病毒)from getting into your body. Your skin also helps you feel the heat and coldness of the environment around you. Hair grows from inside the skin. When you feel hot, extra heat comes out through your skin. As a result, your body temperature drops.

    How do I move？

    Muscles(肌肉) are found in most parts of your body. They work with your bones to help you move— whenever you cry or smile, eat or speak, walk or dance, etc.

    What does my heart do？

    Your heart is a very special muscle. It is a little bigger than your fist(拳头)and grows bigger as you do. If you place your hand on your heart, you will feel your heart beating which pushes blood to move around your body.