For those that haven't picked up my book The Art of Sudoku, this is the kind of tough, hand-written challenge you can find there. After writing enough sudoku I learned how to embed not only particular logical deductions throughout a grid, but also how to set up "Just One Cell"-like stopping points that really allow just one path forward. This ( Read more... )

Now that I've gotten my angry rant quota for this event done, I'm going to take a different approach for the rest of the tournament. (Sure, I could comment on asymmetric sudoku, or the lack of "free" drinks at meals at this hotel, or the fact bugs (probably let in when room service opens the windows mid-day) have bitten three of my fingers and I'll ( Read more... )

While I thought it might take a couple weeks to get listed online, I found that my latest book The Art Of Sudoku is already available for order. Feel free to get it at Barnes and Noble or at Amazon.com. I should be listed in UK, European and Australian sites soon too ( Read more... )

Until a book is available for sale, it is hard to celebrate the work that went into it. But I find there are always tantalizing moments of excitement as the finished product starts to come together ( Read more... )

Since my posting of two weeks ago, I've now retested all of the 120 puzzles in the book and settled on a final order. They are roughly sorted by difficulty, but this is somewhat subjective and I often tried to separate puzzles with particular features that might feel similar if done back to back. For reference, you have seen #30 and #108 in past ( Read more... )

This past weekend I finished constructing all the puzzles in my forthcoming classic sudoku book: The Art of Sudoku. I now have a first draft of the book laid out, but still need to check some timings, make cover art, and do other small fixes. But my Spring target will certainly be met. I wanted to share another sample puzzle from this book (see ( Read more... )

I'm hard at work putting together my first book of classic sudoku, which will also be my first self-published title through Grandmaster Puzzles. While it is easy to view this as just a test of my publishing pipeline since classic sudoku are easy puzzles to mass-produce, I've actually been spending the time to make absolutely beautiful and elegant ( Read more... )