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
unsolvedSudoku Variants Series (269) - Sudoku Hang Ten
by Richard (on 20. May 2020, 00:00)
1013
90 %
unsolvedSudoku Variants Series (268) - Sudoku Anti Clone
by Richard (on 13. May 2020, 00:00)
953
96 %
unsolvedSudoku Variants Series (267) - Sudoku 1020
by Richard (on 6. May 2020, 00:00)
823
92 %
unsolvedSudoku Variants Series (266) - Tic Tac Toe Sudoku
by Richard (on 29. April 2020, 00:00)
1193
97 %
unsolvedSudoku Variants Series (265) - Numbered Rooms
by Richard (on 15. April 2020, 00:00)
1123
94 %
unsolvedSudoku Variants Series (264) - Greater than Kropki
by Richard (on 2. April 2020, 00:00)
813
94 %
unsolvedSudoku Variants Series (263) - MinMax Difference Sudoku
by Richard (on 27. August 2019, 00:00)
1322
86 %
unsolvedSudoku Variants Series (262) - Domino Sudoku
by Richard (on 30. July 2019, 00:00)
1172
91 %
unsolvedSudoku Variants Series (261) - Big-Small Japanese Sums Sudoku
by Richard (on 16. July 2019, 00:00)
1312
93 %
unsolvedSudoku Variants Series (260) - Sudoku Loop
by Richard (on 2. July 2019, 00:00)
913
93 %
unsolvedSudoku Variants Series (259) - Tripod Sudoku
by Richard (on 18. June 2019, 00:00)
1172
87 %
unsolvedSudoku Variants Series (258) - Anti Windoku
by Richard (on 4. June 2019, 00:00)
1203
91 %
unsolvedSudoku Variants Series (257) - S, as in Sudoku
by Richard (on 21. May 2019, 00:00)
1561
83 %
unsolvedSudoku Variants Series (256) - Outside Anti Parity Sudoku
by Richard (on 7. May 2019, 00:00)
1272
87 %
unsolvedSudoku Variants Series (255) - Divisible by Three Sudoku
by Richard (on 23. April 2019, 00:00)
1811
83 %
unsolvedSudoku Variants Series (254) - Sudoku Mastermind
by Richard (on 9. April 2019, 00:00)
973
92 %
unsolvedSudoku Variants Series (253) - Makodoku
by Richard (on 26. March 2019, 00:00)
1172
89 %
unsolvedSudoku Variants Series (252) - Odd-Even Stars Sudoku
by Richard (on 12. March 2019, 00:00)
1242
93 %
unsolvedSudoku Variants Series (251) - Sum by X Sudoku
by Richard (on 26. February 2019, 00:00)
1262
93 %
unsolvedSudoku Variants Series (250) - Sudoku X is still alive
by Richard (on 12. February 2019, 00:00)
1123
94 %
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