How children think is one of the most enduring mysteries-and difficulties-encountered by parents. In an effort to raise our children smarter, happier, stronger, and better, parents will try almost anything, from vitamins to toys to DV...

Featuring 400 signs, this is the most comprehensive, user-friendly handbook for parents who want to enhance communication with any child through American Sign Language. Laura Berg is one of the world's go-to experts on baby sign langu...