salty.
white points black board
Some type of math graph. I failed maths =(
<=S/2+x
A classroom with "<=5/2+X" written on the chalkboard.
professor teaching maths in dark room to chemotherapy children
math class in a pitch black room
someone who really loves there derivatives
Staff at the board meeting are nervously sweating as the boss gives his graph chart presentation, with a raging hard-on in his slacks.
Doodle or Die is the game of "telephone" with drawing!