In this beautiful, fully illustrated rhyming picture book, Jack finds his little sister using his favourite monster truck, and she won't share. Jack feels angry, but using different anger self-regulation techniques with some help from Mom, Jack finds a way to self-manage his feelings and big emotions.

Using real-life examples and principles of social emotional learning, this story will help your child be aware of and understand their emotions, recognise anger, and use tricks to help self-control it, through a fun story and without preaching.