Why did the chicken cross the Mobius Strip?
Answer 1: To get to the same side.
Answer 2: Too get to the other . . . um . . .
A bicycle can't stand alone because it is two-tired.
A hungry clock goes back four seconds.
A calendar's days are numbered.
Old mathematicians never die; they just lose some of their functions.
The man whose best buddy is an abacus has a friend he can count on.
Statistics show that those who celebrate more birthdays live longer.
Without Geometry, life is pointless.
Phone operator: "I'm sorry, the number you have dialed is imaginary. Please rotate your phone 90 degrees and dial the number again."
There are 10 kinds of people: those who understand binary, and those who don't.