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
unsolvedEasy Peasy Sudoku Leftover (08) - Sum or Product Frame
by Richard (on 13. March 2026, 06:00)
932
94 %
unsolvedEasy Peasy Sudoku Leftover (07) - Zipper Lines ++
by Richard (on 11. March 2026, 06:00)
812
93 %
unsolvedEasy Peasy Sudoku Leftover (06) - Confetti Sums
by Richard (on 6. March 2026, 06:00)
753
93 %
unsolvedDutch Quali 26 appetizer - Sudoku Sandwiched N-Sums
by Richard (on 4. March 2026, 06:00)
712
95 %
unsolvedEasy Peasy Sudoku Leftover (05) - Thermometers - Removed bulbs
by Richard (on 4. March 2026, 06:00)
712
94 %
unsolvedEasy Peasy Sudoku Leftover (04) - Cage Relations
by Richard (on 27. February 2026, 06:00)
622
93 %
unsolvedDutch Quali 26 appetizer - Sudoku Position Sums
by Richard (on 25. February 2026, 06:02)
622
94 %
unsolvedEasy Peasy Sudoku Leftover (03) - Killer Skyscrapers
by Richard (on 25. February 2026, 06:00)
923
96 %
unsolvedEasy Peasy Sudoku Leftover (02) - Little Palindromes
by Richard (on 20. February 2026, 06:00)
1302
97 %
unsolvedEasy Peasy Sudoku Leftover (01) - Killer Kropki
by Richard (on 18. February 2026, 06:00)
873
95 %
unsolvedSudoku Variants Series (460) - Index Lines
by Richard (on 13. February 2026, 06:00)
1841
95 %
unsolvedSudoku Variants Series (459) - Distance Sums
by Richard (on 6. February 2026, 06:00)
1272
96 %
unsolvedSudoku Variants Series (458) - Divisible Neighbours
by Richard (on 30. January 2026, 06:00)
752
94 %
unsolvedSudoku Variants Series (457) - Hot Arrows
by Richard (on 23. January 2026, 05:16)
1442
94 %
unsolvedSudoku Variants Series (456) - Double Decker Sandwich
by Richard (on 16. January 2026, 06:00)
1192
95 %
unsolvedSudoku Variants Series (455) - Equal split lines
by Richard (on 9. January 2026, 06:00)
1092
95 %
unsolvedSudoku Variants Series (454) - Little Thermometers
by Richard (on 2. January 2026, 06:00)
1242
94 %
unsolvedSudoku Variants Series (453) - S-Doku
by Richard (on 26. December 2025, 06:00)
1382
95 %
unsolvedSudoku Advent (Extra) - Thx Gabi! (Delimited Kropki)
by Richard (on 25. December 2025, 06:00)
1472
91 %
unsolvedEasy Peasy Sudoku Advent (24) - Delimited Kropki
by Richard (on 24. December 2025, 06:00)
1871
92 %
  Page 1 Page 2 Page 3 Page 4 Page 5 ... 

Login