Archive for March, 2010

Google loves Pi Day!

March 14, 2010

If you haven’t been there yet, head over to Google [their image links to a search for Pi Day).  If you’ve missed it, it might show up in their archive page here.  Happy Pi Day everyone!

Pi Day Sudoku Is Back!

March 9, 2010

You laughed in 2008.

You cried in 2009.

This March, from the producers of Naked Sudoku*, comes…

Pi Day Sudoku 2010


As in past years, there is also a contest** associated with the puzzle, but who needs a contest when you’ve got a puzzle with the (conjectured) minimum number of clues (18 – in this puzzle, the first 18 digits of π) for a unique solution of a rotationally symmetric puzzle?  Here’s a printable PDF so you can take the puzzle with you to your next meeting lunch break.

Happy solving!

*Brainfreeze Puzzles, in case you were wondering.
**Also as in past years, we will not allow a solution to be posted until after the June 1 deadline.  Thank you for your cooperation.