He invented the Rubik's Cube.
The Big Bang Theory Season 9, Episode 24
Hint: it's a CUBE of a CUBE
of a prime.
The Big Bang Theory Season 12, Episode 23
It's pretty cool the way they do that.
They just turn a car into a CUBE.
Breaking Bad Season 5, Episode 8
To make a CUBE of scrap from it
in a wreck yard.
Money Heist Season 1, Episode 7
Not the CUBE, but the puzzle of
why I couldn't solve the CUBE.
The Big Bang Theory Season 12, Episode 19