Sleep Tight Science - A Bedtime Science Show For Kids

Sleep Tight Science - A Bedtime Science Show For Kids

We’ve got bedtime down to a (Sleep Tight) Science! Sleep Tight Science is an engaging bedtime show that makes science accessible and enjoyable for the whole family. Snuggle in and drift off to sleep while learning about science topics submitted by listeners! Designed for curious young minds (but simple enough for grown-ups to understand), Sleep Tight Science uses big words to answer big questions that kids wonder about, like why do we feel icky sometimes and how do our legs help us move? Learn something new about the natural world while drifting off to dreamland. Have an interesting science question or a topic you’re curious about? Email us at hello@sleeptightscience.com, and it might just be the focus of an upcoming episode!

Episodes

Do you know about our solar system? ☄️ (Bernice learns science)

August 13, 2025 • 27 mins
While we take a short break this week, we’re bringing back one of our favourite Sleep Tight Science episodes all about the solar system—featuring Papa Bear telling Bernice about planets and moons, while they have some super yummy cookies. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer interruptions? Join Sleep Tight Premium for ad-free listening, bonus bedtime stories every week, and personalized sho...
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Do you know about Polar Bears? 🐻‍❄️❄️🧊

August 6, 2025 • 28 mins
In this episode, we travel to the Arctic to learn all about polar bears! Discover how their giant paws, thick fur, and clever hunting skills help them survive freezing temperatures. We explore their life cycle, behaviours, and how they’re different from other bears—plus, why they don’t eat penguins! Then, we answer listener questions about sea animals in winter, the magical northern lights, and whether the North Pole belongs to any...
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Listener questions: Fuzzy Berries, Green Grass, Wiggly Weeds & Crooked Trees 🌱 🍃 🍎 🌿

July 30, 2025 • 25 mins
Why is grass green? Why do apple trees grow in spooky shapes? And what’s the deal with those tiny hairs on raspberries? In this episode of Sleep Tight Science, we answer real questions from curious kids around the world—including Suraya in Australia, Oliver in the U.S., and Yasmeen in New Zealand! We’ll explore how weeds grow without being planted, what makes leaves change color in the fall, and how grass is secretly a little gree...
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Fun Facts: Invertebrates, rainforests & the human body 🪱🍃🫀

July 23, 2025 • 25 mins
In this episode, we’ll explore boneless animals like jellyfish and worms, the lush and wild world of rainforests, and the amazing systems inside the human body. It’s science that’s full of surprises—perfect for curious kids and cozy bedtimes. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer interruptions? Join Sleep Tight Premium for ad-free listening, bonus bedtime stories every week, and personaliz...
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Listener Questions: From Slimy Eggs to Stinky Science 🔬🍬👃🥚

July 16, 2025 • 24 mins
In this episode, we’ll explore fascinating science questions sent in by  kids around the world! Declan (age 6) and Eva (age 4) will help us discover how Sleep Tight Science learns so many things—and why curiosity, research, and asking great questions are at the heart of how scientists think. Alejandro (age 3) will ask why we can’t eat candy for breakfast, and we’ll find out what our bodies really need to grow, think, and feel our b...
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Do you know about mosquitoes? 🦟

July 9, 2025 • 25 mins
In this episode, we’ll explore the fascinating world of mosquitoes. You’ll learn what they are, why they buzz in our ears, why only some bite, and how they find us. We’ll also discover what happens after a bite, how mosquitoes grow up, and even a few surprising ways they help nature stay in balance. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer interruptions? Join Sleep Tight Premium for ad-free lis...
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Do you know about jets? ✈️🛫🌍🛬

July 2, 2025 • 22 mins
In this episode of Sleep Tight Science, we’re learning all about jets! What makes a jet different from other airplanes? How do jet engines work? And why are jets so fast? We’ll learn about the science of thrust, engines, and speed—and finish with some fun facts. Perfect for curious kids who love to learn about science! Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer interruptions? Join Sleep Tight ...
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Fun Facts: The Cutest Animals in the Wild 🐾🦊🐼🦔🦦🐒

June 25, 2025 • 26 mins
In this episode, we explore some of the cutest wild animals on the planet and share fun, science-filled facts about each one! From fennec foxes and red pandas to sea otters and bush babies, learn how these amazing creatures survive—and why they’re so adorable. Perfect for curious kids who love animals and bedtime science fun!  Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer interruptions? Join Sleep T...
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✨Updated✨ Do you know about robots? 🤖 (Sheryl lost her voice encore)

June 18, 2025 • 22 mins
Halfway through recording our latest episode, Sheryl's voice started to sound like a frog, and then like something else we couldn't identify. Sheryl caught a virus that is causing her to cough and affecting her voice. She should be back to normal next week, and with a new episode. Otherwise, you might have to listen to me (Clark) talking to you about science. 😳 Did you know? In this episode of Sleep Tight Science, we are goin...
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Listener Questions: Ouch! Barf! Bumps! and the Moon 🌕🚌🤢⚡

June 11, 2025 • 27 mins
In this episode, we will learn all kinds of fascinating science from the questions you sent in! Questions like why we feel pain, and how it's our body's way of protecting us by sending warning signals to the brain. Why we vomit, and the amazing teamwork between your brain and belly that helps protect you from things that might make you sick. Then we learn why buses are so bumpy, especially in the back. Next, we will travel back in ...
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🎉 We need your help with season 5! 🎉

June 9, 2025 • 2 mins
Clark is working on Season 5 of Sleep Tight Science—and we’d love your help! 
What science topics do you want to hear next? Should we change the music? Make the episodes longer? Shorter? Or something totally new? 
Talk it over with your grown-ups and send us your ideas by email (Email us at ⁠⁠⁠⁠hello@sleeptightscience.com⁠⁠⁠⁠ or via our website). If we use your suggestion, you’ll get a special shoutout in an upcoming episod...
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Do you know about koalas? 🐨

June 4, 2025 • 22 mins
In this episode we head to the eucalyptus-filled forests of Australia to learn all about one of its most iconic animals: the koala! We discover why koalas aren’t actually bears, what makes marsupials so unique, and how koalas live, sleep, and snack high up in the trees. Along the way, we talk about how long koalas live, the challenges they face in the wild, and why they’re now considered endangered.Sleep Tight,Sheryl & Clark❤️👂📖 ...
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Do you know how your memory works? 🧠

May 28, 2025 • 25 mins
Sleep Tight!, Sheryl & Clark ❤️👂📖 ✨ Want more stories and fewer interruptions? Join Sleep Tight Premium for ad-free listening, bonus bedtime stories every week, and personalized shout-outs for your little ones! Start your free trial now on Apple Podcasts or at ⁠⁠⁠⁠sleeptightpremium.com⁠⁠⁠⁠. Themes in this episode: ✔️ What is memory? ✔️ How the brain stores memories (and why neurons matter) ✔️ Different types of memor...
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Do you know about Jellyfish? 🌊🪼

May 21, 2025 • 24 mins
In this episode of Sleep Tight Science, we learn all about the world of jellyfish! Discover why jellyfish aren’t really fish, how they sting, what they eat, and the incredible ways they glow, swim, and grow. From tiny Irukandji to the giant lion’s mane, you’ll learn all about where jellyfish live, how they move, and their strange life cycle. Sleep Tight!, Sheryl & Clark ❤️👂📖 ✨ Want more stories and fewer interruptions? ...
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Do you know why the sky is blue? ☀️🔵

May 14, 2025 • 26 mins
In this episode of Sleep Tight Science, we take a colorful journey through the science of sunlight, scattering, and the atmosphere to find out why the sky looks blue during the day and red at sunrise and sunset. We’ll explore what light really is, how it behaves, and why the sky on other planets can look completely different! This calming, curiosity-sparking episode is perfect for kids who love to wonder about the world around them...
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Listener questions: Winter colds, celiac disease, your teeth and yawning ❄️🦷🛌

May 7, 2025 • 24 mins
In this listener-powered episode, we answer some of the curious, clever, and thoughtful questions you've sent us! Why do kids get sick more often in winter? What exactly is celiac disease? What happens if you never brush your teeth or go to the dentist? And why do we sometimes cry or yawn in strange places—like inside a car? With clear explanations and a warm, bedtime-friendly tone, we explore the science behind everyday mysteries ...
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Do you know about semiconductors? ⚡💻

April 30, 2025 • 25 mins
Semiconductors might be tiny, but they do BIG things! In this episode of Sleep Tight Science, we explore what semiconductors are, how they’re made, and why they’re so important in everything from smartphones and laptops to space rockets and self-driving cars. This episode is perfect for curious minds who love asking questions like How do computers work? or What makes my phone so smart? Sleep Tight!, Sheryl & Clark ❤️👂📖 ...
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Do you know about Computer Science? 🖥️💡

April 23, 2025 • 24 mins
In this episode, we're going to start to learn all about the amazing field of computer science. We'll talk about what computers really do, how we can talk to them using code, and how they follow step-by-step instructions called algorithms. We'll even explore a big question: can computers learn? And finally, we'll think about how you might learn computer science someday—and what you could do with those skills. Sleep Tight!, Sher...
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Fun Facts About Wild Cats & Wild Dogs 🐆🐺

April 16, 2025 • 26 mins
In this episode, we'll learn all about cats and dogs—but not the kind that curl up on your couch or chase tennis balls in your backyard. We will explore facts about wild cats and dogs—the fierce, the fast, and … the faunal!? Sleep Tight!, Sheryl & Clark ❤️👂📖 --- Please check out: www.abcmouse.com/sleeptightscience --- Support Us 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now av...
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Do you know about batteries? ⚡🔋

April 9, 2025 • 23 mins
In this episode, we will explore how batteries work, how they are made, the different types you might find at home or school, and why some gadgets gobble up more power than others. We'll even look at some wild, wacky, battery-powered inventions that might spark your imagination. Sleep Tight!, Sheryl & Clark ❤️👂📖 --- Support Us 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now avail...
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Sheryl Macleod

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