Parent Tip sheet – Aggression in preschoolers (3-5 years of age)

Noticing aggressive behaviour in children can be distressing for parents, but it is important to know that even young children can be aggressive and that this aggression can lead to problems at home and
in school.

This document provides parents, especially those with preschoolers, with tips and prevention methods. Parents play an influential and important role in prevention and intervention. The document is available here: is a health education website for children, youth and their caregivers that is approved by health-care providers at The Hospital for Sick Children, ON.