
It's all in the MATH.
The Big Bang Theory Season 1, Episode 2

# Math, Science, History,
unraveling the mystery #
The Big Bang Theory Season 11, Episode 14

If you love MATH.
The Big Bang Theory Season 12, Episode 5

# Math, Science, History,
unraveling the mystery #
The Big Bang Theory Season 11, Episode 17

It's the same reason
Einstein failed MATH.
The Big Bang Theory Season 5, Episode 16