Brains On! Science podcast for kids

Mystery Sound Extravaganza 2019

April 2, 2019

This episode is an ear-tickler! Guess your way through eleven mystery sounds — one from a scientist, and ten from listeners like you! Plus, another mystery: what’s making Marc and Sanden dance to the sounds of a door jamb and a printer? Stick around for all these reveals, and the answer to a new Moment of Um: Why is air invisible? This episode of Brains On is sponsored by the Kevin Henkes book, "Sweeping up the Heart,” Panama City Beach (, and Philo ( You can support the show at neither hosts nor alters podcast files. All content © its respective owners.