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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 (107) - Quadro Sudoku
by Richard (on 15. December 2015, 00:00)
1443
81 %
unsolvedSudoku Variants Series (106) - Circles Sudoku
by Richard (on 8. December 2015, 00:00)
1452
86 %
unsolvedSudoku Variants Series (105) - Scattered Sudoku
by Richard (on 1. December 2015, 00:00)
1353
92 %
unsolvedSudoku Variants Series (104) - Difference Sudoku
by Richard (on 24. November 2015, 00:00)
1342
84 %
unsolvedSudoku Variants Series (103) - Staircase Sudoku
by Richard (on 17. November 2015, 00:00)
1273
80 %
unsolvedSudoku Variants Series (102) - Give me Five
by Richard (on 10. November 2015, 00:00)
1323
84 %
unsolvedSudoku Variants Series (101) - Frame 1~9
by Richard (on 3. November 2015, 00:00)
1432
93 %
unsolvedSudoku Variants Series (100) - Irregular Twin
by Richard (on 27. October 2015, 00:00)
1303
96 %
unsolvedSudoku Variants Series (099) - Twin Killer
by Richard (on 20. October 2015, 00:00)
1403
93 %
unsolvedSofia Leftover - Non Consecutive Sudoku
by Richard (on 19. October 2015, 12:00)
1442
93 %
unsolvedSudoku Variants Series (098) - Edge Differences
by Richard (on 13. October 2015, 00:00)
1432
88 %
unsolvedSudoku Variants Series (097) - Magic Summer Sudoku
by Richard (on 6. October 2015, 00:00)
1083
92 %
unsolvedSudoku Variants Series (096) - Ten Box
by Richard (on 29. September 2015, 00:00)
1242
85 %
unsolvedSudoku Variants Series (095) - Different Differences
by Richard (on 22. September 2015, 00:00)
1443
97 %
unsolvedSudoku Variants Series (094) - Hex Sudoku
by Richard (on 15. September 2015, 00:00)
1313
88 %
unsolvedSudoku Variants Series (093) - No Ten
by Richard (on 8. September 2015, 00:00)
1592
86 %
unsolvedSudoku Variants Series (092) - Consecutive Clone
by Richard (on 1. September 2015, 00:00)
1462
90 %
unsolvedSudoku Variants Series (091) - Inner Frame
by Richard (on 25. August 2015, 00:00)
1413
92 %
unsolvedSudoku Variants Series (090) - Coded Pairs
by Richard (on 18. August 2015, 00:00)
1412
85 %
unsolvedSudoku Variants Series (089) - Diagonal Path
by Richard (on 11. August 2015, 00:00)
1283
89 %
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