Abstract
There is a "baby sign" as a method of taking communication with the small child who cannot talk yet. It is the method of taking communication using sign language with the small child who cannot talk with a "baby sign" yet. Make smooth communication of the small child and parents who can use the baby sign for six to 24 months using a baby sign. How to unite with growth of a small child and teach using a doll and a cloth picture-book be changeable. Be memorized by Naka of repetition play of a small child using a picture-book. Parents feel growth of a small child by changing how using the same toy. The tool "bino" aiming at five items to say is proposed.
