♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 7, Episode 6
# Math, Science, History,
unraveling the MYSTERY #
The Big Bang Theory Season 11, Episode 11
♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 7, Episode 10
# Math, Science, History,
unraveling the MYSTERY #
The Big Bang Theory Season 11, Episode 8
# Math, Science, History,
unraveling the MYSTERY #
The Big Bang Theory Season 11, Episode 17