But Why is a show led by kids. They ask the questions and we find the answers. It’s a big interesting world out there. On But Why, we tackle topics large and small, about nature, words, even the end of the world. Know a kid with a question? Record it with a smartphone. Be sure to include your kid's first name, age, and town and send the recording to questions@butwhykids.org!

How Do We Fall Asleep?

February 14, 2020 26:21 25.3 MB Downloads: 0

Why do people need to sleep? How do we actually go to sleep? How does sleeping get rid of toxins in the brain? And how come when it's nighttime I don't want to go to sleep but when it's morning I don't want to wake up? Those questions and more, all about sleep. We're highlighting an episode from 2018 with pediatric sleep psychologist Dr. Lisa Meltzer. And stay tuned; our next episode is all about dreams!

Download our learning guides: PDF | Google Slide | Transcript