Ordinary lessons from an extraordinary PhD student.
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Why Teachers Should Read John Urschel’s Book
Category: Math
Errors in “Math with Bad Drawings”
No one is perfect. ESPECIALLY not me.
Misconceptions in Astronomical History
From my favorite recent astronomy book.
Let’s Rename the Pythagorean Theorem
Pythagoras has had his fun.
My Favorite Math Comic That Isn’t a Math Comic
Hat tip to Hilary Price.
The Electoral College, According to a Math Teacher
Yes, there are exercises.
The Case Against Galileo
A historian's blistering attack.
