Feelings Ninja: a Social, Emotional Children's Book About Emotions and Feelings - Sad, Anger, Anxiety. Does your child struggle with his or her feelings and emotions? Feelings can change like a roller coaster. An important step in helping children cope with their emotions is to help them recognize and identify them—all of them. Emotions and feelings aren’t right or wrong. They just exist. From positivity to frustration and anger, they are all part of the many emotions we experience. When you help your child understand his or her feelings, they are better equipped to manage them effectively. In this story, Feelings Ninja experiences a lot of feelings and learns how to recognize and identify emotions: Positive Calm Lonely Frustrated Angry