Tumble Science Podcast for Kids

Mailbag: Why are four leaf clovers rare? Can one side of our brain fall asleep? Why do fish have different colors? How big is infinity?

Tumble Science Podcast for Kids

Show Notes

Do you know why four leaf clovers are so rare? Or if just one side of our brain can fall asleep? Why do fish have different colors, and how big is infinity? Lindsay & Marshall dig into the Tumble mailbag to answer listener questions with the help of Tumble’s science advisors, and respond to reviews! (Yes, we’ll talk about cats.)

We want to hear from you! Send us YOUR science questions, and let us know what you think of this mailbag episode! Here’s how to do it:

Email Lindsay & Marshall at [email protected]

Upload a voice recording on our website sciencepodcastforkids.com

Donate to Central Texas Flood Relief: bit.ly/tumbletexasfloods

Support Tumble on Patreon: patreon.com/tumblepodcast

Stream Science Songs Vol. 1 here!

More from Tumble Science Podcast for Kids

Oct 23, 2026

Do we remember our dreams more than our nightmares? That’s what Lennon wants to know! In this special Tumble Halloween episode, we’re going to a (not-so evil) laboratory where scientists study the science of sleep. That’s where sleep scientist Rebecca Spencer will help us plunge the depths of our subconscious to discover the power of nightmares, dreams, and… hold on – what are night terrors!?!

Oct 16, 2026

Explore the wild world of kids’ imaginations with Story Pirates! Story Pirates is a podcast that takes stories written by kids and brings them to life as hilarious sketches and songs, performed by a crew of comedians, actors, and musicians. Listen to Story Pirates here: https://www.storypirates.com/

Oct 9, 2026

What makes a good hug? That’s what Ryder wants to know. Enter HuggieBot - a robot that helped discover the 11 “ingredients” of a meaningful embrace. We’ll learn why HuggieBot’s creator, Dr. Alexis Block, decided to build a hugging robot, and what a robot can tell us about why hugs matter so much to humans.

Oct 2, 2026

In this mailbag episode, astronomer Karen Masters joins Marshall and Lindsay to answer a listener's question: what happens when Andromeda crashes into the Milky Way? Plus, we're launching a brand-new segment: The Kid Quiz!

Sep 25, 2026

How did Earth get its magnetic field? And why does it move around? Our listeners have questions about one of Earth’s most mysterious forces. To find out, we go on an archeological expedition in the Middle East, with pioneering paleomagnetist Lisa Tauxe. Lisa has spent decades “hunting” the magnetic field through time, to understand what ancient artifacts can tell us about how the magnetic field has changed. Did you know, magnetic north doesn’t stay in one place – and sometimes it flips? If you feel yourself pulled into this mystery, hit play on this episode!

See all episodes →