Mark Sellke


In middle and high school I participated in many math competitions. At the pre-olympiad level I recommend Art of Problem Solving's Counting and Probability series. At the olympiad level I recommend Problems from the Book.

Some teaching experiences:

Olympiad problems I contributed USA team selection tests, in increasing difficulty order:

Math olympiad handouts:

Some of my favorite mathematical gems:

Here are some of my own math competition results.