Because they always work problems out with a pencil.
They are all #2s.
The pencil has a point
Because Demeter stopped working.
I'm two tiered. I came up with this at 1am, enjoy.
Man I got a lot of problems!
In the end, both are lucky to produce a stool.
Google Fiber Note: Randomly came up with this joke today
Math teachers, because every student counts.
He works them out with a pencil.