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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 (025) - Odd/even Consecutive
by Richard (on 20. May 2014, 00:00)
2791
83 %
unsolvedMay Twin Month (3) - Skyscrapers
by Richard (on 16. May 2014, 12:00)
863
93 %
unsolvedSudoku Variants Series (024) - Star Products
by Richard (on 13. May 2014, 00:00)
2332
84 %
unsolvedMay Twin Month (2) - Slitherlink
by Richard (on 9. May 2014, 12:00)
882
94 %
unsolvedSudoku Variants Series (023) - Perfect Squares
by Richard (on 6. May 2014, 00:00)
3061
86 %
unsolvedMay Twin Month (1) - Twin Killer Sudoku
by Richard (on 2. May 2014, 12:00)
913
95 %
unsolvedSudoku Variants Series (022) - Identical Blocks
by Richard (on 29. April 2014, 00:00)
2551
79 %
unsolvedApril Neighbours Month (4) - Chaos
by Richard (on 25. April 2014, 12:00)
992
88 %
unsolvedSudoku Variants Series (021) - Maximin Sudoku
by Richard (on 22. April 2014, 00:00)
2492
93 %
unsolvedApril Neighbours Month (3) - Skyscrapers
by Richard (on 18. April 2014, 12:00)
1022
91 %
unsolvedSudoku Variants Series (020) - Even Sandwich
by Richard (on 15. April 2014, 00:00)
2242
91 %
unsolvedApril Neighbours Month (2) - Sudoku
by Richard (on 11. April 2014, 12:00)
1062
86 %
unsolvedSudoku Variants Series (019) - Sum 100
by Richard (on 8. April 2014, 00:00)
2412
89 %
unsolvedApril Neighbours Month (1) - Classic
by Richard (on 4. April 2014, 12:00)
1211
87 %
unsolvedSudoku Variants Series (018) - Odd Labyrinth
by Richard (on 1. April 2014, 00:00)
2542
91 %
unsolvedMarch Pentomino Month (4) - PenTotal
by Richard (on 28. March 2014, 12:00)
583
93 %
unsolvedSudoku Variants Series (017) - No three odd/even in line
by Richard (on 25. March 2014, 00:00)
2412
89 %
unsolvedMarch Pentomino Month (3) - PentoMasyuPath
by Richard (on 21. March 2014, 12:00)
772
94 %
unsolvedSudoku Variants Series (016) - Extra Regions Sudoku
by Richard (on 18. March 2014, 00:00)
2513
90 %
unsolvedMarch Pentomino Month (2) - Pentopia
by Richard (on 14. March 2014, 12:00)
1112
94 %
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