Synopsis: How does the human machine work, part by part, sense by sense? Children learn ways in which we're all the same--and different--and how nutrition affects our health.

Synopsis: A very simple introduction to ears and some of the animals that have them.

Synopsis: Sing Along With Dr. Jean And Dr. Holly To Learn About Your Arms, Legs, And Other Body Parts.

Synopsis: If you could have any animal's front teeth, whose would you choose? What If You Had Animal Teeth? takes children on a fun, informative, and imaginative journey as they explore what it would be like if their own front teeth were replaced by those of a

Synopsis: If you could have any animal's coat, whose would you choose?What if you woke up one morning and discovered your body was covered in an animal's scales, feathers, or fur instead of your own skin? How would that change your life? What If You Had Animal Scales!? is the next imaginative book in Sandra Markle's popular What If You Had series.If you had a chinchilla's fur, you'd never need to worry about bug spray. If you had a hammerhead shark's…