I was done with Latin by fifth GRADE.
The Big Bang Theory Season 3, Episode 2
Which brings us to 10th GRADE.
The Big Bang Theory Season 2, Episode 12
did this as our science fair
projects in ninth GRADE.
The Big Bang Theory Season 11, Episode 13
Before that, I was in college,
and before that I was in the fifth GRADE.
The Big Bang Theory Season 1, Episode 4
but I spent most of fifth GRADE
with my head in a toilet.
The Big Bang Theory Season 7, Episode 2