"Langage par signes." . . "American Sign Language." . . "Baby sign language." . . . . "Communication interpersonnelle chez le nourrisson." . . . . . . . . . "The baby signing book : includes 450 ASL signs for babies & toddlers" . . . . . . . "\"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." . . . . . "Communication non-verbale chez le nourrisson." . .