The 2006 US Puzzle Championship practice test has been posted. The first puzzle used to be called "Number Place" in the old test but has been renamed to "Sudoku Variation". Very cute.
This will be the first US Puzzle Championship since sudoku fever has hit the US. I do wonder if the number of entrants is going to be affected.
puzzlinks.com had an interesting idea of a "Lost Bridges" puzzle, which can be found hereUnfortunately, the example given does not have a unique solution, so I spent some time and came up with one of my own
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There's this fellow at Princeton, Joshua Greene, who collects 'moral paradoxes'. You know, the kind where you get to pick who to save from drowning, but with a more philisophical edge
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