Sudoku #58 This month we will complete the first 4 steps in the order we observe them, versus all step 1, then step 2, step 3, and step 4 in order, before we move on to step 5! Dan LeKander
Sudoku Puzzle #57 This month we take to the next logical step in Puzzle Preparation, now that you have developed experience with the concepts. Dan LeKander
Sudoku Puzzle #55 and Bonus Puzzle #56 After many months of puzzles, I decided to modify the Puzzle Preparation steps somewhat, and probably should have done it long ago. The frequency of application is often enough to warrant a new Step 1. Dan LeKander
Sudoku Puzzle #52 & #53, by Dan LeKander May is bonus month! Following Puzzle #52 below is a bonus puzzle #53 for you to solve. Dan LeKander
Soduko Puzzle #51 by Dan LeKander A humbling Sudoku puzzle? A beast? Give it a go and decide for yourself! Dan LeKander
Sudoku Puzzle #50 by Dan LeKander Dan LeKander's 50th puzzle is difficult. You may learn the most when you tackle it yourself before looking at his solution! Dan LeKander
Sudoku Puzzle #49 Sudoku Puzzle #49 is ready to be solved. This month you will need Puzzle Preparation at the next level! Dan LeKander
Sudoku Puzzle #48 Volume 14, Issue 1, January 2019, Dan LeKander's monthly challenge. This is #48 Dan LeKander
Sudoku Puzzle #47 This holiday Sudoku Puzzle will warm your heart and take your mind off any inclement weather. So grab a hot cup of coffee Dan LeKander
Sudoku Puzzle #46 Being November, with Thanksgiving around the corner, it is a good time to be thankful for Sudoku. It can be Dan LeKander
Sudoku Puzzle #45 Experience the power of the 6 with puzzle #45! DAN’S 8-STEP APPROACH TO SOLVING ALL SUDOKU PUZZLES Once you Dan LeKander
