
♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 5, Episode 19

There have been few rulers in HISTORY
Game of Thrones Season 7, Episode 2

♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 24

♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 7, Episode 23

♪ Math, Science, History,
unraveling the mystery ♪
The Big Bang Theory Season 5, Episode 1