Expand your collection of Karen Katz's illustrated board books with this boxed set of her most popular lift-the-flap titles. ​ The perfect teaching tool for the toddler in your life, Baby's Box of Fun is a collection of the most popular Karen Katz illustrated life-the-flap board books. With Where is Baby's Belly Button?, Where is Baby's Mommy?, and Toes, Ears, and Nose, this set is sure to help educate and entertain your baby at any moment through vibrant illustrations, simple text, and numerous lift-the-flaps.