Others

Besides teaching and doing math, I love hanging out with my kids. I sometimes teach them Math Olympiad and introduce them to my favorite manga and anime.

Useful Links

Igor Pak's Collection of Combinatorics Videos.

Igor Pak's Catalan Numbers Page.

Xavier Viennot's Lectures Page.

Federico Ardila's Lectures Page.

Douglas West's Combinatorics Conferences Page.

Math Olympiad Resources: Art of Problem Solving

Good math books for kids: Beast Academy