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 (162) - Symmetrical Sudoku by Richard (on 3. January 2017, 00:00)	118	88 %
	Sudoku Variants Series (161) - Mirror Sudoku by Richard (on 27. December 2016, 00:00)	117	86 %
	Sudoku Variants Series (160) - Exclusion Sudoku by Richard (on 20. December 2016, 00:00)	184	84 %
	Sudoku Variants Series (159) - Equalizer Sudoku by Richard (on 13. December 2016, 00:00)	125	87 %
	Sudoku Variants Series (158) - Partial Twins Sudoku by Richard (on 6. December 2016, 00:00)	115	90 %
	Sudoku Variants Series (157) - Sudoku Logical by Richard (on 29. November 2016, 00:00)	108	94 %
	Sudoku Variants Series (156) - MaxAscending Sudoku by Richard (on 22. November 2016, 00:00)	112	93 %
	Sudoku Variants Series (155) - Treasure Hunt Sudoku by Richard (on 15. November 2016, 00:00)	114	87 %
	Sudoku Variants Series (154) - Odd Even Big Small Sudoku by Richard (on 8. November 2016, 00:00)	120	89 %
	Sudoku Variants Series (153) - Diagonal NonConsecutive Sudoku by Richard (on 1. November 2016, 00:00)	141	92 %
	Sudoku Variants Series (152) - Consecutive Chains Sudoku by Richard (on 25. October 2016, 00:00)	130	90 %
	Sudoku Variants Series (151) - Product Frame Sudoku by Richard (on 18. October 2016, 00:00)	160	91 %
	Sudoku Variants Series (150) - Rank Killer Sudoku by Richard (on 11. October 2016, 00:00)	131	94 %
	Sudoku Variants Series (149) - Podium Sudoku by Richard (on 4. October 2016, 00:00)	134	88 %
	Sudoku Variants Series (148) - Dynasty Sudoku by Richard (on 27. September 2016, 00:00)	163	84 %
	Sudoku Variants Series (147) - Snake Sudoku by Richard (on 20. September 2016, 00:00)	85	81 %
	Sudoku Variants Series (146) - Five Pair Sudoku by Richard (on 13. September 2016, 00:00)	162	90 %
	Sudoku Variants Series (145) - First even-odd Sudoku by Richard (on 6. September 2016, 00:00)	114	91 %
	Sudoku Variants Series (144) - Cross Sudoku by Richard (on 30. August 2016, 00:00)	122	84 %
	Sudoku Variants Series (143) - Triple Double Sudoku by Richard (on 23. August 2016, 00:00)	120	88 %