when a teacher looks at me in an exam

Then you pretend to erase something to make it look like you're seriously contemplating your answer.

I must be the only one to stare right back at them until they cave and look away.

This happened to me yesterday. -_-

Technically he is writing something down, just nothing of importance

Oh dipper :>

I love Gravity Falls (see name) so thank you for posting this! <3