Our first graders are studying how light and sound can be used to communicate, demonstrated here by the vibrations on the string of their cup phones. (pictured: Mrs. Paine’s class)
Join Jessi and friends as they learn about sound waves by making a string phone! Plus, learn how to make your own! #sciencegoals ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids?