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 (156) - MaxAscending Sudoku by Richard (on 22. November 2016, 00:00)	116	93 %
	Sudoku Variants Series (155) - Treasure Hunt Sudoku by Richard (on 15. November 2016, 00:00)	119	86 %
	Sudoku Variants Series (154) - Odd Even Big Small Sudoku by Richard (on 8. November 2016, 00:00)	123	88 %
	Sudoku Variants Series (153) - Diagonal NonConsecutive Sudoku by Richard (on 1. November 2016, 00:00)	146	91 %
	Sudoku Variants Series (152) - Consecutive Chains Sudoku by Richard (on 25. October 2016, 00:00)	135	90 %
	Sudoku Variants Series (151) - Product Frame Sudoku by Richard (on 18. October 2016, 00:00)	165	91 %
	Sudoku Variants Series (150) - Rank Killer Sudoku by Richard (on 11. October 2016, 00:00)	137	94 %
	Sudoku Variants Series (149) - Podium Sudoku by Richard (on 4. October 2016, 00:00)	140	87 %
	Sudoku Variants Series (148) - Dynasty Sudoku by Richard (on 27. September 2016, 00:00)	173	84 %
	Sudoku Variants Series (147) - Snake Sudoku by Richard (on 20. September 2016, 00:00)	92	79 %
	Sudoku Variants Series (146) - Five Pair Sudoku by Richard (on 13. September 2016, 00:00)	166	90 %
	Sudoku Variants Series (145) - First even-odd Sudoku by Richard (on 6. September 2016, 00:00)	119	91 %
	Sudoku Variants Series (144) - Cross Sudoku by Richard (on 30. August 2016, 00:00)	125	84 %
	Sudoku Variants Series (143) - Triple Double Sudoku by Richard (on 23. August 2016, 00:00)	127	88 %
	Sudoku Variants Series (142) - DNA Sudoku by Richard (on 16. August 2016, 00:00)	134	88 %
	Sudoku Variants Series (141) - Perfect Primes Sudoku by Richard (on 9. August 2016, 00:00)	124	93 %
	Sudoku Variants Series (140) - Odd/Even Skyscraper Sudoku by Richard (on 2. August 2016, 00:00)	129	90 %
	Sudoku Variants Series (139) - Queen Sudoku by Richard (on 26. July 2016, 00:00)	192	83 %
	Sudoku Variants Series (138) - Star Battle Sudoku by Richard (on 19. July 2016, 00:00)	133	80 %
	Sudoku Variants Series (137) - Prime Sums Sudoku by Richard (on 12. July 2016, 00:00)	131	91 %