The Best of Mister Rogers' Neighborhood
Season 1998
Ep 14. #1734 - Little & Big - Inventor of a Sphere that Goes from Little to Big
- TV-Y
- August 27, 1998
Mr. McFeely shows a video of his visit with inventor Chuck Hoberman who made a plastic sphere that starts little and opens into a big circle. In Make-Believe, neighbors find a way to make the "Yo-Yo" helicopter come down.