Going to the doctor's office can feel a little scary when you do not know what to expect. That is exactly how young Chelsea is feeling today! Luckily, her big sister Barbie and the rest of her sisters are right by her side to help her prepare. You will join Chelsea as she learns that check-ups are nothing to fear and are actually an important part of growing up strong and healthy. Barbie explains all the interesting tools the doctor uses, from the stethoscope that listens to your heart to the scale that sees how much you have grown. It is a gentle, comforting story that answers big questions and turns an anxious visit into an interesting learning experience. If you have ever felt nervous about a check-up or love stories about sisters helping each other out, this reassuring book is perfect for you. It makes staying healthy feel like a breeze!