by
Linda Acredolo, Susan Goodwyn, Doug Abrams
Language: English
Release Date: March 9, 2009
The Essential Parenting Guide- NOW COMPLETELY UPDATED AND EXPANDED!
In 1982, child development experts Linda Acredolo, Ph.D., and Susan Goodwyn, Ph.D., discovered that babies can communicate with simple signs-even before they're able to talk. The result: Baby Signs, the groundbreaking technique...