This is where Professor Punsley stores all the jokes he can't remember.
The bag is overstuffed, but not in here, because that would make no sense.
Instead, the bag is understuffed with only the most basic of humor.
But don't worry, we're not understuffed, just yet.
Why was the math book sad? Because it had too many problems.
This joke is explained in more detail here.
And if that's not enough, check out the next one.
Or, if you want to see more, go here.
But be warned, it's not as stuffed as it used to be.