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
unsolvedDouble Dutch Sudoku Advent (13) - Renban vs. Quad Sums
by Richard (on 13. December 2014, 12:00)
1053
91 %
unsolvedDouble Dutch Sudoku Advent (11) - Position vs. Maxed Squares
by Richard (on 11. December 2014, 12:00)
1062
89 %
unsolvedDouble Dutch Sudoku Advent (9) - Next to Nine vs. Battenburg
by Richard (on 9. December 2014, 12:00)
1153
88 %
unsolvedSudoku Variants Series (054) - Minimax
by Richard (on 9. December 2014, 00:00)
1642
92 %
unsolvedDouble Dutch Sudoku Advent (7) - Arrows vs. Edge Difference
by Richard (on 7. December 2014, 12:00)
1163
92 %
unsolvedDouble Dutch Sudoku Advent (5) - Clone vs. Pointing Evens
by Richard (on 5. December 2014, 12:00)
1192
92 %
unsolvedDouble Dutch Sudoku Advent (3) - Thermometers vs. Edge Sums
by Richard (on 3. December 2014, 12:00)
1243
87 %
unsolvedSudoku Variants Series (053) - Outside Sudoku
by Richard (on 2. December 2014, 00:00)
2411
87 %
unsolvedDouble Dutch Sudoku Advent (1) - Search Nine vs. Rossini
by Richard (on 1. December 2014, 12:00)
1432
91 %
unsolvedABC'tje: Sudoku Variants Series
by Richard (on 28. November 2014, 12:00)
743
90 %
unsolvedSudoku Variants Series (052) - Rank Sudoku
by Richard (on 25. November 2014, 00:00)
1542
90 %
unsolvedLondon Leftover - 2014 Killer Sudoku
by Richard (on 21. November 2014, 12:00)
1512
90 %
unsolvedSudoku Variants Series (051) - Disjoint Groups
by Richard (on 18. November 2014, 00:00)
2022
88 %
unsolvedSpiral City Construction (IV)
by Richard (on 14. November 2014, 12:00)
702
97 %
unsolvedSudoku Variants Series (050) - Bent Diagonals
by Richard (on 11. November 2014, 00:00)
1572
88 %
unsolvedDomino mit Zwei
by Richard (on 7. November 2014, 12:00)
682
87 %
unsolvedSudoku Variants Series (049) - OddMax
by Richard (on 4. November 2014, 00:00)
2081
85 %
unsolvedCoral
by Richard (on 31. October 2014, 12:00)
1221
82 %
unsolvedSudoku Variants Series (048) - XV
by Richard (on 28. October 2014, 00:00)
1953
92 %
unsolvedOverlapping Chaos Sudoku
by Richard (on 24. October 2014, 12:00)
863
89 %
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