The Essential Parenting Guide- NOW COMPLETELY UPDATED AND EXPANDED! In 1982, child development experts Linda Acredolo, Ph. D., and Susan Goodwyn, Ph. D., discov
The Essential Parenting Guide- NOW COMPLETELY UPDATED AND EXPANDED! In 1982, child development experts Linda Acredolo, Ph.D., and Susan Goodwyn, Ph.D., discover
The bestselling parenting guide featured on "Oprah" and "Dateline" is revised and updated with 50 new signs to allow adults to communicate with their baby befor
A guide for hearing parents demonstrates how they can teach their hearing infants to communicate with simple sign language gestures before they can speak.