"Babies can learn to sign before they can speak, and sign language gives them a way to express their wants and needs, easing their frustration. It allows parents to know that their babies are thinking, curb challenging behavior, and have fun 'chatting' about daily activities. A special world of communication awails you, where you will create wonderful memories that will last your family a lifetime. With this easy-to-follow program, you and your baby will enjoy learning American Sign Language (ASL) signs." - back cover.