♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 3
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 12, Episode 23
You understood the MATH?
The Big Bang Theory Season 10, Episode 20
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 5, Episode 18
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 12, Episode 19