♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 21
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 15
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 17
It's not a big deal.
He's just in her HISTORY class.
The Big Bang Theory Season 6, Episode 8
It's noteworthy that at other points
in HISTORY...
The Big Bang Theory Season 1, Episode 15