Also referred to as "engineering sketch pad" paper. 8.5" x 11" light green paper, 3-hole punched, with shadowy 5-per-inch graph squares in a 7" x 10" inset on the front side and the fully printed squares on the back.

Despite the fact that I am a computer science major and not technically an engineer (at least, not at Virginia Tech), I love this stuff because of the ability it offers you to

It's also fun to piss off the engineers by writing in pen on it, since they were trained to only use pencil on engineering paper under penalty of death in their Engineering Fundamentals class.