Dan LeKander

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Sudoku Puzzle #66

Hands down this may well be the most challenging Sudoku puzzle yet. The “impossible” series continues.

Volume 15, Issue 6, June 2020
Dan LeKander

Sudoku Puzzle #65

The “impossible” series continues with Puzzle #65. This is perhaps the hardest puzzle yet in the series.

Volume 15, Issue 5, May 2020
Dan LeKander

Sudoku Puzzle 64

A few readers requested the “impossible series” continue. Give this one a go and elevate your game to the highest level!

Volume 15, Issue 4, April 2020
Dan LeKander

Sudoku Puzzle #63

Welcome to February, 2020 with another “impossible” puzzle

Volume 15, Issue 2, February 2020
Dan LeKander

Sudoku Puzzle #62

Dan LeKander's Puzzle # 62...Please Note, Dan would like gifting books in bulk to teachers to use in their classrooms. Additionally, to senior centers and assisted living homes.

Volume 15, Issue 1, January 2020
Dan LeKander

Sudoku Puzzle #61

Happy holidays! I hope this puzzle brings you joy.

Volume 14, Issue 12, December 2019
Dan LeKander

Sudoku Puzzle #60 (Yes 60!)

You may wonder about the puzzle selection for this magazine. Why does the author choose a puzzle each month with 17 given answers?

Volume 14, Issue 11, November 2019
Dan LeKander

Sudoku #59

Puzzle #59 can be scary, but not if you learned an advanced technique.

Volume 14, Issue 10, October 2019
Dan LeKander

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!

Volume 14, Issue 9, September 2019
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.

Volume 14, Issue 8, August 2019
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.

Volume 14, Issue 7, July 2019
Dan LeKander

Sudoku Puzzle #54 by Dan LeKander

Tame the lion! (Using Step 6 will help!)

Volume 14, Issue 6, June 2019
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.

Volume 14, Issue 5, May 2019
Dan LeKander

Soduko Puzzle #51 by Dan LeKander

A humbling Sudoku puzzle? A beast? Give it a go and decide for yourself!

Volume 14, Issue 4, April 2019
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!

Volume 14, Issue 3, March 2019
Dan LeKander

Sudoku Puzzle #49

Sudoku Puzzle #49 is ready to be solved. This month you will need Puzzle Preparation at the next level!

Volume 14, Issue 2, February 2019
Dan LeKander

Sudoku Puzzle #48

Volume 14, Issue 1, January 2019, Dan LeKander's monthly challenge. This is #48

Volume 14, Issue 1, January 2019
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

Volume 13, Issue 12, December 2018
Dan LeKander