| Jan 2009 | The Most Fantastic Chess Ending of them All? |
| Nov 2008 | An Anytime Calendar — access any year, 12 months at at glance |
| Jun 2008 | A Special Chess Problem — test your skill |
| Dec 2007 | Creature Comforts — some ways to improve your life |
| Dec 2007 | The Tower of Hanoi — a puzzle |
| Jan 2006 | Be Your Own Perpetual Calendar |
| Apr 2005 | An a-MAZE-ing Valentine |
| Apr 2005 | Kreights — an irreverent card game |
| Apr 2005 | The Ultimate Boggle Challenge |
| Aug 2004 | Popular Misconceptions — a quiz |
| Aug 2004 | Are You Qualified to Be a Professional? |
Tower of Hanoi
popular misconceptions
Boggle 208 words
kreights card game
Valentine
Creature Comforts - ways to improve your life