Why sign? Babies can communicate physically before they can verbally. Signing allows babies, both hearing and non-hearing, to express their needs and thoughts before they are able to talk. Sign language helps eliminates frustration and gives babies a means to express themselves. Baby See 'N Sign offers a broad ranges of signs that will interest both parents and babies. Using this ASL based system with patience, practice, and repetition, you and your child can learn to make many signs.