He’s a master of puppets and math. Tim Chartier, a puppeteer since he was 10 years old, is distinguished visiting professor at the National Museum of Mathematics on East 26th Street in Manhattan, also ...

Do you know who we are? Wait, Lily, maybe they don't who we are. Do you think it could be the voice? - [Lily] Or is it because we're behind this curtain? - [Omar] Should we maybe- - [Lily] Yeah. - Hey ...