♪ Math, Science, History,
unveiling the mystery ♪
The Big Bang Theory Season 7, Episode 11
I came home early because
they ran out of MATH to teach me.
The Big Bang Theory Season 10, Episode 5
I love teaching MATH,
but that would be my dream job.
The Big Bang Theory Season 9, Episode 8
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 13
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 5, Episode 21