Under The Dilemma of a Prisoner part 1 (in Tricks) Posted on 2006-03-30 (17 Comments) |
Under In a field (in Word Problems) Posted on 2006-01-23 (21 Comments) |
Under Add a third (in Word Problems) Posted on 2005-12-02 (24 Comments) |
Under Stupid number trick (in Numbers) Posted on 2005-12-01 (9 Comments) |
Under Skyscrapers (in General) Posted on 2005-09-07 (15 Comments) |