Where is the CURIOSITY?
The Big Bang Theory Season 4, Episode 21
It's got my bottomless
intellectual CURIOSITY
The Big Bang Theory Season 12, Episode 9
It's called
scientific CURIOSITY!
The Big Bang Theory Season 5, Episode 17
But, out of CURIOSITY,
what is a way?
The Big Bang Theory Season 5, Episode 10
Just out of CURIOSITY, what time
do you usually go to bed?
The Big Bang Theory Season 5, Episode 3