In this episode we're answering a few short questions about animals! Are jellyfish made of jelly? Do fish stink in the water or on land? Where do fish sleep? Do chickens have tongues? Can spiders sleep or not? How many types of animals are there in the world? Do snakes live in Antarctica? Is a springbok faster than a grizzly bear? Do skunks have big tails or small tails? Download our learning guides: PDF | Google Slide | Transcript| Coloring Page

Why does school exist? When did kids start going, and why is it mandatory? Why are there 12 grades in school? Why do we call teachers by their last names? In this episode, we get schooled on school by sociologist Emily Rauscher and National Teacher of the Year Rodney Robinson. Download our learning guides: PDF | Google Slide | Transcript

This week, we answer a question from 4-year-old Hugo in Burlington, Vt. Hugo wants to know how noodles are made. But he's about to get more than he bargained for! For this episode we visit a restaurant called M.Y. China, in San Francisco, CA to watch executive chef Tony Wu hand-pull 16,000 noodles in 2 minutes. The restaurant's owner, chef Martin Yan of the PBS show Yan Can Cook narrates the action. And to give us some historical context, Jen Lin-Liu, author of On the Noodle Road: From Beijing to Rome with Love and Pasta, shares her insight. Download our learning guides: PDF | Google Slide | Transcript | Video

How is paper made from trees? Why does paper fall apart when it gets wet? Why does it lose color in the sun? Who invented paper? We make a few sheet of paper and learn all about how it's made with artist Carol Marie Vossler at BluSeed Studios in Saranac Lake, New York. Download our learning guides:  PDF | Google Slide | Step By Step | Transcript

This episode is all about bugs! We've gotten a lot of questions from you about insects and other critters. So we're tackling them with the help of Jessica Honaker and Kristie Reddick, otherwise known as the Bug Chicks. Download our learning guides: PDF | Google Slide | Transcript

Why do earthquakes happen? How do the tectonic plates move underground? How do we stay safe during an earthquake? Why are continents so far apart? Why do buildings sometimes catch fire after earthquakes? Why are there tsunamis after earthquakes? For this week's show we headed to California to visit Jennifer Strauss at the Berkeley Seismology Lab and we hear from Celeste Labedz at the California Institute of Technology. Download our listening guides: PDF | Google Slides | Transcript

How do circuits work? How do electric plugs work? Why do some things conduct electricity and some things do not? How does a battery make a phone work? How do lights turn on? Where do electrons go when the electricity is off? How fast is electricity? How do light bulbs work? How does solar power work? How do electric cars work? Why is electricity dangerous? Electrical Engineer Paul Hines answers our questions for the second half of our electricity live call-in program. Hines is a professor at the University of Vermont and co-founder of Packetized Energy. Download learning guides: PDF | Google Slides | Transcript  | Watch On Facebook Live

Where does electricity come from? What is electricity made of? Who invented it? How does electricity work? What are electrons made of? Electrical Engineer Paul Hines answers our questions, in part one of our live call-in program. Hines is a professor at the University of Vermont and co-founder of Packetized Energy. Download our learning guides: PDF | Google Slide | Transcript | Watch On Facebook Live

How do trains work? What about electric trains? Steam trains? Bullet trains? Why do they have to go on tracks? How can trains go so fast even though they're so heavy? And why don’t trains have seat belts? We’re traveling to Union Station in Washington, DC and answering all of your questions with Amtrak’s Patrick Kidd. Download our learning guides: PDF | Google Slide | Transcript

This week we're answering questions about gender. We've gotten a lot of questions about the differences between boys and girls so we're tackling them with Vanderbilt anthropologist Anna Catesby Yant and Dr. Lori Racha of UVM Medical Center. This is a frank but age-appropriate conversation about male and female bodies and about how biological sex differs from gender. We think the whole family will enjoy this episode, but you're always free to give our episodes a listen to see if it's right for your young ones. Other questions in this episode: Why are boys taller than girls? Do only boys have Adam's apples? Why can't girls grow beards? Why do most boys have short hair? Why do girls wear makeup and boys don't? Why do professional sports have all-men's and all-women's teams? Why can more girls do the splits than boys? Why didn't women have as many rights as men back in the olden days? Download our learning guides: PDF | Google Slide | Transcript