Janice Hay March 14, 2019 communicative function, preschool language, behavior What to do if your child says "NO"! Janice Hay March 14, 2019 communicative function, preschool language, behavior When my child says “no” it makes me want to roll my eyes, turn my stomach, clench my fists, and wonder when the day is going to be over. Why does this tiny two sound word make me have such a huge emotional reaction?