9In Baby Sign Language Basics, parents will learn 60 baby-friendly American Sign Language signs. Baby-specific signing techniques, songs, and games are included to make learning fun and easy, and also open up two-way communication quickly. Baby Sign Language Basics is the perfect baby sign language book for new parents. After all, what parent doesn' want to know what their baby is trying to tell them? (And the book is even small enough for the diaper bag )