But why? A podcast for curious kids is known for serious answers to silly questions sent

in by kids just like you. But did you know that but why is now a book series?

Our first book, Our Lama's Ticklish, answers questions from real kids about farm animals.

This colorfully illustrated book is perfect for kids ages 8 to 10. And our second book,

To Fish Breathe Underwater, explores the underwater world of the ocean. Learn more at

But Why Kids.org slash books.

This is But Why, a podcast for curious kids from VPR. I'm Jane Lintholm.

Today we're going to share a very special episode of one of the other podcasts that VPR

makes. But we're not just sharing it because it comes from VPR. I think you're going to

find this show fascinating.

For the past three years, my colleague over at VPR Classical, James Stewart, has been

making a program called Timeline. He explores the tradition and history of western music

through the centuries. But now he has made four special episodes that dive deep into

the four elements established in ancient Greek culture, earth, air, wind and fire. The

episode we want to share with you is the water one. You're going to learn about instruments

that use the movement of water to make sounds. How whales actually compose music with their

voices and some of the amazing properties of water itself. So let's dive right in.

Here's James Stewart with Timeline Elements.

Everything is a circle. The flowing water is a circle and the life is one too. That is

the voice of composer Tandon. You might recognize his name and his music from the scores of

the popular films Crouching Tiger Hidden Dragon and Hero. Along with film scores,

Dunn also composes what he calls organic music. Organic music is natural sound and human

...