Podcast Episodes
Back to SearchHow Does a Radio Work?
Have you ever wondered how music and voices from a radio station end up playing right inside your car? In this episode, we explain how radio waves ca…
1 year, 1 month ago
How Does a Key Lock a Door?
Today we unlock the secret of how keys and locks work. From the cylinder, to the pins, the springs, the shear line, and how a key's "hills and valley…
1 year, 1 month ago
What Is Poison Ivy?
Poison ivy is one of the most famous plants in North America... mostly because it makes people so itchy! But is it actually poisonous? In this episod…
1 year, 1 month ago
Captain Curious: How Was Neptune Discovered with Math?
Blast off to the far edge of our solar system for a tour of Neptune! In this episode, we explore why Neptune is such a deep blue and how its record-s…
1 year, 1 month ago
How Did People Get Food before Grocery Stores?
Today, we discover how people got their food before they had grocery stores! We learn how people had to grow, raise, and trade their own food. Then, …
1 year, 1 month ago
Can We Travel through Time?
Today, we imagine a world where time machines are real and explore what that would actually mean. We meet famous time travel ideas like the Grandfath…
1 year, 1 month ago
Why Do We Laugh?
Why do we laugh when we hear a silly joke or when someone tickles us? In this episode, we explore what happens in the brain and body when we laugh, w…
1 year, 1 month ago
How Do We Keep Track of All the Animals?
How do scientists sort all the animals on Earth? In today's episode, we climb from the biggest group to the smallest one and learn how Kingdom, Phylu…
1 year, 1 month ago
Why Do Birds Sing?
Why do birds sing? Is it just for fun, or is there a reason behind all those chirps, whistles, and songs you hear in the morning? Today, we explore h…
1 year, 1 month ago
What Would Happen If You Stopped Drinking Water?
Have you ever wondered why your parents always tell you to drink water? Today, we explore why water is the most important drink for your body. You'll…
1 year, 1 month ago