Professor Astro Cat’s Human Body Odyssey by Dominic Walliman

Short Summary

Professor Astro Cat’s Human Body Odyssey by Dominic Walliman and illustrated by Ben Newman is a bright, engaging science book that takes kids on a journey through the human body. Covering everything from cells and skeletons to the reproductive system, it’s a fun way to help curious kids learn how their bodies work – including where babies come from.

Age Group

Suitable for children aged 7 to 10 years.

Topics Discussed

Human Bodies

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What this book is about

  • Professor Astro Cat’s Human Body Odyssey takes children on a colourful, science-filled journey through the human body, guided by the character of Professor Astro Cat.
  • Starts with the basics of life, explaining cells, nerves, the skeleton, muscles, and skin.
  • Explores key organs and systems such as the brain, mouth, nose, eyes, and the nervous system in an easy-to-understand way.
  • Includes a section on reproduction, usually tucked at the back of books like this, but clearly explained here with diagrams of both male and female reproductive systems.
  • Explains how sperm fertilises an egg, cell division, pregnancy, and the journey of a baby being born.
  • Also touches on growing up – from being a baby to a teenager and eventually an adult – showing children that change is a natural part of life.
  • Illustrated in a fun, comic-style layout that makes complex science topics accessible and enjoyable for kids.
  • A great resource for families wanting to introduce reproduction alongside broader body science in a way that is factual, engaging, and age-appropriate.
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I hope you find this book review helpful!

Happy talking!
❤️ Cath

Not sure what to teach about sex ed at this age?

This printable checklist shows you the priority topics for this age, simple scripts to try, reassurance for common worries, and the next step to take.