

Inventions That Changed History
The Happiest Episode Ever
TV-14
S1 • E3 Apr 6, 2022 46mSilly String, Disco Ball, Teddy Ruxpin, Squatty Potty, Twister, Pinball, Bubble Blower -- Prepare to get your grin on! You'll be beaming from the inventive brilliance, and left cackling by the complete cleverness.