Mental Health in Schools: What Parents Need to Know

🕒 4 min read

Mental health in schools has gone from a fringe concern to a central priority for parents — and with good reason. Childhood anxiety and depression rates have risen significantly over the past decade, and the school environment plays a substantial role in either supporting or undermining children’s emotional wellbeing.This guide covers what parents should know about mental health in the school setting, what to look for in a school that genuinely supports emotional wellbeing, and how the daily school environment — class size, teaching approach, physical activity, and social structure — affects your child’s mental health more than any standalone wellness program.

The Scale of the Problem

According to CAMH (Centre for Addiction and Mental Health), approximately one in five Canadian children and youth are affected by a mental health condition. Anxiety disorders are the most common, followed by depression. Most mental health conditions emerge before age 18 — meaning the school years are the period where both risk and opportunity are highest.The pandemic amplified existing trends. But the underlying drivers — social comparison, academic pressure, reduced physical activity, excessive screen time, and weakened social connections — were building long before 2020.

How the School Environment Affects Mental Health

Mental health in schools isn’t primarily about counselling services or wellness assemblies. It’s about the daily environment. The factors that most affect children’s emotional wellbeing at school are structural:Class size. In a class of 16, a child who is withdrawing, anxious, or struggling emotionally is visible to the teacher. In a class of 30, that same child can disappear. Small classes don’t just improve academics — they create the conditions where emotional distress is noticed and addressed early.Physical activity. The link between exercise and mental health is one of the strongest findings in developmental psychology. Daily physical activity reduces anxiety, improves mood regulation, and builds stress resilience. The WHO recommends 60 minutes daily for children. At Pear Tree School, students get one full hour of dedicated PE every day with a specialist teacher — not because it’s a bonus, but because it’s foundational to wellbeing.Social connection. Schools where students collaborate daily, work in different groupings, and build relationships across the class create stronger social networks. Isolation and exclusion are among the most powerful predictors of poor mental health in children. A school’s social structure — how students interact throughout the day — matters more than its counselling hours.Sense of competence. Children who regularly experience meaningful accomplishment — producing real work, presenting ideas, solving genuine problems — develop a sense of competence that protects against anxiety and depression. Schools that rely primarily on testing and grading can inadvertently undermine this sense of competence, especially for children who don’t test well.Nutrition. The gut-brain connection is increasingly well understood. Children who eat well-balanced, freshly prepared meals have better mood stability and cognitive function than those eating processed food. A school that provides chef-prepared meals daily is supporting mental health alongside physical health.

What to Look for in a School That Supports Mental Health

Daily physical activity — real PE, not recess. Ask how many minutes of structured physical education students get per day, and who teaches it.Small classes. This is the most impactful structural factor for emotional support. Teachers in small classes notice changes in behaviour, mood, and engagement that teachers in large classes simply cannot.A teaching method that builds competence. Project-based and theme-based approaches that produce tangible student work build confidence and self-efficacy. Test-heavy approaches can undermine it.Genuine community. Schools where students know each other, work together, and are known by their teachers create the social safety net that protects mental health.

What Parents Can Do

School is only part of the picture. At home, the most protective factors for children’s mental health are consistent connection, open communication, adequate sleep, limited recreational screen time, regular physical activity, and the sense that home is a safe place where they are loved regardless of their performance.If you notice persistent changes in your child’s mood, behaviour, sleep, appetite, or social engagement, take them seriously. Talk to your child’s teacher, your family doctor, and — if needed — a qualified mental health professional. Early intervention produces significantly better outcomes.

Frequently Asked Questions

How does school affect my child’s mental health? The daily school environment — class size, physical activity, social structure, teaching approach, and nutrition — has a substantial impact on children’s emotional wellbeing. Schools with small classes, daily PE, collaborative learning, and genuine community create conditions that support mental health. Schools with large classes, minimal physical activity, and high-pressure testing environments can undermine it.What should I look for in a school to support my child’s mental health? Prioritize small class sizes, daily physical education with a specialist teacher, a collaborative teaching approach, and a genuine school community. These structural factors have more impact on children’s emotional wellbeing than standalone counselling programs or wellness assemblies.

See a School Designed for the Whole Child

At Pear Tree School, mental health isn’t a program — it’s embedded in the daily structure. Classes of 16. One hour of PE every day. Chef-prepared meals. Theme-based learning that builds competence and connection. Come see what this looks like in practice.Book a Private Tour →Pear Tree School: 215-2678 West Broadway, Vancouver. Email admissions@peartree.school or call (604) 558-5925.

Explore Pear Tree by Grade

• Grades 4-5: Healthy Bodies, Healthy Minds theme
• Grades 6-7 program