Imagine This

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Kids & Family
**Imagine This**

Imagine This is a science podcast for the young and curious. Have you ever wondered how bees make honey? Or how do fish breathe underwater? Or, very importantly, where your poo goes when you flush it down the toilet? Imagine This is a series of puzzling science questions from inquisitive young minds. Our host, Dr Niraj Lal, chats to kids and Australia’s leading academics, taking you on imaginative adventures to learn about the world around us and find the answers together.

This podcast is suited to kids aged 4 and up, though all members of the family are sure to learn something!

Latest Episodes:

How do engines make cars move? Apr 29, 2026

Show notes

Frankie and Timothy would like to know, "How do cars work?"

Levi wants to know "How do different types of cars get power?"

Arija is curious "How do engines makes cars move?

Connor and Rory want to know, "How does a hybrid car work?"

And Sam wants to know, "How do vehicles go?"

Let's catch a ride with Professor Shawn Kook from the UNSW Engine Research Lab to learn about different types of engines, how they make wheels spin and cars move!

For more great kids podcasts, download the free ABC listen app (Australia). There you’ll find more kids news podcasts, educational children’s stories and storytelling, podcasts from your favourite characters like Bluey and Hey Duggee and plenty more of the best kids podcasts like Imagine This, Dino Dome and News Time. For all ages from 0–4-year-olds, 5–8-year-olds, 8–10-year-olds, tweens and teens. And you can watch our kids shows on ABC iview and on the ABC Kids and ABC Big Kids channels of YouTube kids.

How do babies grow inside a tummy? Apr 22, 2026

Show notes

Today's question was sent in by a LOT of you! Lizzie, Reuben, Archie, Mack and Ruth would like to know 'How do babies grow in a mummy's tummy?', Luana wants to know "Why do babies have blood on them when they're born?" and Grayson and Mackenzie want to know, 'How are babies really made?"

Follow Nij and the kids along with Professor Tu'uhevaha Kaitu'u-Lino as we imagine ourselves inside a uterus to see how babies grow inside the body...

Why do we yawn? Apr 15, 2026

Show notes

We often think of yawning as something that happens when we're tired but the answer is much more mysterious. Nij and the kids meet Dr Kathleen Maddison at the Centre for Sleep Science for an adventure that starts all the way back in caveman times!

Why do we need sunscreen and how does it work? Dec 10, 2025

Show notes

We all know it’s important to use sunscreen in the hot Australian sun, but what exactly is sunscreen? And how does it work? Nij and the kids are joined by dermatologist Professor Pablo Fernández-Peñas for a slippery, summery and sparkling journey.

What is snot and why do we have it? Dec 03, 2025

Show notes

It's time to get nosy as we answer: What is snot? What are boogers? How is snot made and why do we have it? Nij and the kids join Associate Professor Kim Murphy on a slimy slip and slide through some giant nostrils.

Why is there dew on everything in the morning? Nov 26, 2025

Show notes

The grass is wet, but there’s been no rain, and the skies are clear... What explains the dampness covering everything on a cool morning? It's called dew!

Meteorologist and ABC weather presenter Nate Byrne joins Nij and the kids to explain what exactly dew is, and where it comes from.

How do magnets work? Nov 19, 2025

Show notes

Nij is out of fridge magnets and discovers they can't be replaced by just any piece of metal. What gives magnets their power to pull and push, and how do they stick to things? Nij and the kids get the answer from physicist Dr Cathy Foley, who explains how magnets work and why they're so special.

What are nits and why do they make us itch? Nov 12, 2025

Show notes

Nij has nits! But what are nits, and why do they make us itch? Medical entomologist Cameron Webb and the kids comb through Nij's head for a close-up look.

Imagine This x Gardening Australia Junior: Why are worms good for the garden? Nov 07, 2025

Show notes

Imagine This host Dr Nij joins Costa and the Gardening Australia Junior crew to find out why worms are so good for the garden.

BONUS: Black Holes in the Imaginarium Aug 13, 2025

Show notes

To celebrate Science Week, we're heading back to space with Dr Kirsten Banks to learn about something very powerful and mysterious.... Black holes!

We recommend listening to How are stars made? first before listening to this bonus episode.

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