July 2009 (Contest V)
The White Knight, Johny the farmer, Lights Off, Revisited!, Sums in a cuboid, Lights Off
October 2009 (Contest IX)
Kayaks, Forces in the crystal, Just a simple sum, Paragraph Formatting, A puzzle game, Congruent triangles
November 2009 (Contest X)
SudokuX, Help the DJ, Magic Strings, Help the judge, The LCS Problem Revisited, The Best Box
