Its time for your checkup Lets visit the doctors office. The doctor will check your heart and lungs and see how much youve grown. But how? And why? Lets find out Ever wonder what a stethoscope does, or what a doctor is searching for when they look in your ear?Written by leading medical experts, My Doctors Visit will take the fear out of a visit to the doctor by breaking down what and why a doctor does what he or she does.Empower children with knowledge so they can visit the doctor with courage and curiosity