A lost passage from Lewis Carroll.
“Simplifying” is subjective. Also, crucial.
The ancient battle of "weird" vs. "weird, but not wrong."
When a trillion dice are no better than a dozen.
A lesson from a mindless game.
He invented calculus, but you could smoke him at Monopoly.
A silly error from a serious dude.
Your probabilistic personality.
A one-question quiz.
Against mathematical proof.
Elaborations upon a blasphemy.
Advice to Math Teachers Joining Twitter
One (slightly addicted) tweeter's advice.
A year behind in math.
An open letter to struggling students.
Bad exams, great class: an unusual case study in excellent teaching
A surprising course review.
Is a zebra black with white stripes, or white with black stripes?
When silly questions matter.