BROWSE THE FULL SERIES

Series Description:

The Misadventures of Hazardous Harold

Join Harold on an epic, 29-book journey through the messy, hilarious, and ultimately rewarding world of growing up.

The Misadventures of Hazardous Harold is more than just a book series—it’s a comprehensive Social-Emotional Learning (SEL) ecosystem designed for readers aged 8–15. Through the eyes of Harold, a well-meaning but disaster-prone protagonist, children explore the ups and downs of life, learning that mistakes aren't failures—they are the first step toward resilience.

What Makes This Series Unique?

  • A Massive 29-Book Arc:

From school mishaps to hospital bed escapades, Harold’s world grows with the reader, providing a consistent "mentor" character through the critical middle-grade years.

  • Educational Integration:

Developed by Killara Press, each story is meticulously aligned with US, Australian, United Kingdom, Canada and New Zealand educational curricula making it a "plug-and-play" resource for teachers and homeschoolers.

  • Beyond the Page:

Every book is supported by professional Parent, Educator and Reader Guides, bridging the gap between entertaining fiction and actionable life skills like critical thinking, empathy, problem-solving, and emotional regulation.

  • Perfect for Reluctant Readers:

With fast-paced action, relatable humour, and a focus on real-world challenges (like anxiety and social transitions), Harold keeps kids turning pages.

Discover why thousands of readers are following Harold on his quest for a "Hazard-Free" life.

Whether you’re a parent looking for a fun bedtime read or an educator seeking quality SEL content, Harold is the perfect companion for the journey.

A circular logo featuring a kangaroo wearing glasses and holding a book, with the text 'Killarara Press (PTY) LTD' and 'Est. 2026' surrounding it on a black background.

📚 BROWSE THE FULL SERIES

Arc 1: The Foundation Years

Where confidence begins — helping reluctant readers take their first steps toward independence.

Books 1–6 | Designed for ages 7–9

Each book in Arc 1 includes educator, parent and reader guides designed to support reading, discussion, and early wellbeing awareness.

Advertisement for the ARC 1 series bundle of children's books by Killara Press, featuring a colorful comic-style background and a science fair scene with melting volcano model, children, and teachers, highlighting a 20% discount and ordering options.

Arc 2: Building Confidence & Independence

Where readers begin to take ownership — developing confidence, curiosity, and resilience through increasingly complex challenges.

Books 7–12 | Designed for ages 9–10

Each book in Arc 2 is supported by educator, parent and reader guides — helping deepen understanding, encourage discussion, and support growing independence.

What Changes in Arc 2

👉 As readers move into Arc 2, the stories introduce:

  • More complex social situations

  • Greater emotional awareness

  • Early decision-making and consequences

  • Opportunities for independent thinking

Advertisement promoting the purchase of the ARC 2 Series Book Bundle from Killara Press, featuring a colorful display of books about hazardous hazards, a classroom scene with children and a teacher, and a red circular badge emphasizing a 20% savings offer.

Arc 3: The Challenge Years

Where readers face real-world situations — navigating friendships, decisions, and consequences with growing independence.

Books 13–18 | Designed for ages 10–12

Each book in Arc 3 is supported by educator, parent and reader guides — helping young readers reflect, discuss, and respond to increasingly complex situation

What Changes in Arc 3

👉 As readers enter Arc 3, the stories introduce:

  • Peer pressure and social dynamics

  • Mistakes and real consequences

  • Emotional awareness and self-reflection

  • More complex decision-making

👉 This stage bridges literacy with real-life understanding — helping students not just read stories, but recognise and navigate challenges in their own lives.

An advertisement for a book bundle deal from Killara Press, featuring the ARC 3 series by Harold Wellbeing. The ad highlights a 20% discount, includes a graphic of books, a yellow "Order Now" button with an arrow, and text promoting the benefits of buying the complete series for families and schools.

Arc 4: The Mastery Years

👉 Where readers begin to take ownership — applying what they’ve learned to make better decisions, build stronger relationships, and take responsibility for their actions.

Books 19 and 20 Designed for ages 11–13

Each book in Arc 4 is supported by educator, parent and reader guides — helping young people reflect, communicate, and apply their learning in real-world situations.

What Changes in Arc 4

👉 As readers move into Arc 4, the focus shifts toward:

  • Personal responsibility and accountability

  • Navigating more complex social relationships

  • Understanding consequences and long-term impact

  • Strengthening decision-making and judgement

Advertisement for a book bundle from Killara Press, promoting the ARC 4 series with a 20% discount. Contains images of colorful books, a young boy using a tablet and laptop, and prominent discount and order call-to-action buttons.

Arc 5: The Growing Up Years

👉 Where stories meet real life — helping young people understand themselves, navigate challenges, and take ownership of their wellbeing.

Books 21–29 | Designed for ages 12–15

What Changes in Arc 5

👉 As readers move into Arc 5, the focus shifts toward:

  • Identity, independence, and self-awareness

  • Mental health and emotional wellbeing

  • Navigating real-life pressures and decisions

  • Communication between young people and the adults supporting them

The ARC 5 Difference

Arc 5 is supported by a structured wellbeing and Care framework — designed to help educators, parents, and young people recognise, communicate, and respond to real challenges.

👉 This is where stories move beyond entertainment and education — and begin to support real conversations, real decisions, and real life.

Supporting Tools Included

👉 Wellbeing & Communication Framework

  • Educator Communication Guide

  • Parent Communication Guide

  • Observation & Coordination Tools

Advertisement for the ARC 5 Series book bundle, including the book titled 'The Misadventures of Hazardous Harold: Life Lessons Through Laughter' by Geoff Kopping. The ad highlights a 20% savings, with a call to action to buy the complete series from Killara Press.