How I Grow

Most humans only weigh a few pounds when they are born. A child grows about 2.5 inches (6.4 centimeters) every year between the ages of 6 and 12. Learn about the fascinating ways the human body functions in How I Grow, a My Body title. Each title in the series introduces readers to the ways in which their body senses things, grows, and interacts with the world around them.