Young children can respond to simple yes or no questions. Teach your baby the signs for the words yes and no in baby sign language with the following descriptions and videos.
Form the hand into a fist. Hold the fist above the shoulder. Shake the fist to mimic a head nodding yes.
Form the signed number three (3). Snap the index and middle finger down onto the thumb.
Porpora, Tracey. 2011. The complete guide to baby sign language: 101 trips and tricks every parent needs to know. Ocala, FL: Atlantic Publishing Group, Inc.