Logic Masters Deutschland e.V.

Richard

Richard is one of the most productive authors in the puzzle portal. His specialty are Sudoku variants and ABCtjes, but he also likes using Pentominoes in his puzzles. Richards puzzles are very popular: almost all of his puzzles are rated above 80%, and they cover the whole difficulty range. Enjoy Richard's puzzle creations!

DescriptionsolvedRating
unsolvedDutch Quali 22 Leftover: Pole Position Sudoku
by Richard (on 11. March 2022, 20:15)
1142
92 %
unsolvedSudoku Variants Series (362) - Star Sums Sudoku
by Richard (on 9. March 2022, 00:00)
814
95 %
unsolvedSudoku Variants Series (361) - Sum Sum Sudoku
by Richard (on 2. March 2022, 00:00)
943
94 %
unsolvedSudoku Variants Series (360) - Remote XV Sudoku
by Richard (on 16. February 2022, 00:00)
893
97 %
unsolvedSudoku Variants Series (359) - Sudoku HiLo Odd-Even
by Richard (on 9. February 2022, 00:00)
893
96 %
unsolvedSudoku Variants Series (358) - Sandstorm Skyscrapers Sudoku
by Richard (on 2. February 2022, 00:00)
933
95 %
unsolvedSudoku Variants Series (357) - X-Parity Sudoku
by Richard (on 26. January 2022, 00:00)
754
96 %
unsolvedSudoku Variants Series (356) - 159 Sandwiches Sudoku
by Richard (on 19. January 2022, 00:00)
823
96 %
unsolvedSudoku Variants Series (355) - Opposite X-Sums Sudoku
by Richard (on 12. January 2022, 00:00)
963
96 %
unsolvedSudoku Variants Series (354) - Japanese Sums Sudoku
by Richard (on 5. January 2022, 00:00)
1073
96 %
unsolvedSudoku Variants Series (353) - Hostile Parity Sandwich Sudoku
by Richard (on 29. December 2021, 00:00)
743
96 %
unsolvedSudoku Variants Series (352) - Friendly Parity Sandwich Sudoku
by Richard (on 22. December 2021, 00:00)
803
97 %
unsolvedSudoku Variants Series (351) - Double Trouble Killer Sudoku
by Richard (on 15. December 2021, 00:00)
784
96 %
unsolvedSudoku Variants Series (350) - David and Goliath Sudoku
by Richard (on 8. December 2021, 00:00)
1712
93 %
unsolvedSudoku Variants Series (349) - X-Distance Sudoku
by Richard (on 1. December 2021, 00:00)
1422
97 %
unsolvedSudoku Variants Series (348) - Line Differences Sudoku
by Richard (on 24. November 2021, 00:00)
653
93 %
unsolvedSudoku Variants Series (347) - Sudoku Connon
by Richard (on 17. November 2021, 00:00)
704
97 %
unsolvedSudoku Variants Series (346) - All primes Sudoku
by Richard (on 10. November 2021, 01:00)
843
89 %
unsolvedSudoku Variants Series (345) - Remote Kropki Sudoku
by Richard (on 3. November 2021, 04:23)
803
96 %
unsolvedSudoku Variants Series (344) - Lockout Lines
by Richard (on 27. October 2021, 00:00)
1232
92 %
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