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!

	Description	solved	Rating
	Sudoku Variants Series (166) - External Sudoku by Richard (on 31. January 2017, 00:00)	119	88 %
	Sudoku Variants Series (165) - Multiples Sudoku by Richard (on 24. January 2017, 00:00)	109	89 %
	Sudoku Variants Series (164) - Consecutive On-Line by Richard (on 17. January 2017, 00:00)	124	86 %
	Sudoku Variants Series (163) - Liar Killer Sudoku by Richard (on 10. January 2017, 00:00)	116	94 %
	Sudoku Variants Series (162) - Symmetrical Sudoku by Richard (on 3. January 2017, 00:00)	122	87 %
	Sudoku Variants Series (161) - Mirror Sudoku by Richard (on 27. December 2016, 00:00)	123	86 %
	Sudoku Variants Series (160) - Exclusion Sudoku by Richard (on 20. December 2016, 00:00)	194	83 %
	Sudoku Variants Series (159) - Equalizer Sudoku by Richard (on 13. December 2016, 00:00)	129	87 %
	Sudoku Variants Series (158) - Partial Twins Sudoku by Richard (on 6. December 2016, 00:00)	121	88 %
	Sudoku Variants Series (157) - Sudoku Logical by Richard (on 29. November 2016, 00:00)	112	94 %
	Sudoku Variants Series (156) - MaxAscending Sudoku by Richard (on 22. November 2016, 00:00)	115	93 %
	Sudoku Variants Series (155) - Treasure Hunt Sudoku by Richard (on 15. November 2016, 00:00)	118	86 %
	Sudoku Variants Series (154) - Odd Even Big Small Sudoku by Richard (on 8. November 2016, 00:00)	122	89 %
	Sudoku Variants Series (153) - Diagonal NonConsecutive Sudoku by Richard (on 1. November 2016, 00:00)	145	92 %
	Sudoku Variants Series (152) - Consecutive Chains Sudoku by Richard (on 25. October 2016, 00:00)	134	90 %
	Sudoku Variants Series (151) - Product Frame Sudoku by Richard (on 18. October 2016, 00:00)	164	91 %
	Sudoku Variants Series (150) - Rank Killer Sudoku by Richard (on 11. October 2016, 00:00)	136	94 %
	Sudoku Variants Series (149) - Podium Sudoku by Richard (on 4. October 2016, 00:00)	139	88 %
	Sudoku Variants Series (148) - Dynasty Sudoku by Richard (on 27. September 2016, 00:00)	172	84 %
	Sudoku Variants Series (147) - Snake Sudoku by Richard (on 20. September 2016, 00:00)	91	80 %