April 2009 (Contest II)
Battleship V, Spaghetti Monsters
December 2009 (Contest XI)
Park tour, The N Queens Puzzle Revisited, Effective Sets, Palindromic Numbers, Maze of Digits, Plant Location
January 2010 (Contest XII)
Circle of towers, Cell Phone Towers , Lost Primes
June 2010 Contest
Pricing Tollbooths, Squirrel and chestnut, Prime Pattern, Tidying Posters, Robot Game, Graph Counting
July Cook Off
The Black and White Knights
February Cook - Off Challenge
Integer Sequences, Breaking Into Atoms, Three Way Communications, Dance Floor Energy, Icing Crowns
