♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 2
# Math, Science, History,
unraveling the mystery #
The Big Bang Theory Season 11, Episode 12
♪ Math, Science, History
The Big Bang Theory Season 12, Episode 23
Just some MATH we don't need.
The Big Bang Theory Season 10, Episode 23
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 12, Episode 23