When I realize that I can rattle off a list like this off the top of my head it makes me realize that I did in fact learn something in the past four years.
Verizon Wireless Commercial
Cynthia Lanius Penny Problem, Koch Snowflake and Infinite Series
Problems with a Point
Top Ten Best Math Jokes
Oracle of Bacon
Wikipedia “Beauty of Math. Banach Tarski Paradox.”
To Infinity and Beyond: A Cultural History of the Infinite.
Everything and More: David Foster Wallace
I will Derive
Textbooks by Harold Jacobs
The Khan Academy
KXPX comic strip