What Makes My Teeth Hard?
Although it looks like you can see a lot of your teeth, all you really see is the hard exterior known as the crown. The crown is covered with enamel which is like body...
Read More
How Does a Turtle Get into Its Shell?
A baby turtle is born with a shell that is just the right size for its body. As the turtle grows, the shell also grows. The top of a turtle’s shell is divided into...
Read More
Why Do We Sweat?
Sweating plays an important role in the body. It is one of the ways the body is able to cool off when we become too warm. When we exercise, our muscles produce extra...
Read More
Do Snakes Shed Their Skin?
Do Snakes Shed Their Skin? A snake sheds its skin several times a year. When a snake grows, its skin doesn’t grow with its body. Instead, the snake grows a new skin...
Read More
How Does a Stethoscope Work?
How Does a Stethoscope Work? A stethoscope allows the doctor to hear the sounds your body makes inside. In order to do this, the doctor presses the listening piece...
Read More