
You could make it like an EXPERIMENT.
The Big Bang Theory Season 3, Episode 10

- You tampered with my EXPERIMENT?
- We had to.
The Big Bang Theory Season 3, Episode 1

Just an EXPERIMENT?
The Big Bang Theory Season 12, Episode 17

- I would like to propose an EXPERIMENT.
- Hang on.
The Big Bang Theory Season 1, Episode 3

Was my whole childhood
just one big EXPERIMENT?
The Big Bang Theory Season 12, Episode 17