Finn finds himself in a cave, with no way out. Here’s the riddle: “I am taken from a mine, and encased in wood, I can never get out, but I always stay sharp.”

The Alien Adventures of Finn Caspian is a sci-fi story podcast for kids. Many thanks to Mark Greenberg of the Mayfair Workshop for his theme music. Other music is by Visager, used via Creative Commons. 

Send your sounds, art and jokes to earth@finncaspian.com. 

For more great shows, visit GZMshows.com.