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 (298) - Odd Parity Circles Sudoku by Richard (on 9. December 2020, 00:00)	102	96 %
	Sudoku Variants Series (297) - Palindrome Snake Sudoku by Richard (on 2. December 2020, 00:00)	122	97 %
	Sudoku Variants Series (296) - Flexible Sandwich Sudoku by Richard (on 25. November 2020, 00:00)	88	95 %
	Sudoku Variants Series (295) - Even-Odd Snakes Sudoku by Richard (on 18. November 2020, 00:00)	90	93 %
	Sudoku Variants Series (294) - X-Sums Snake Sudoku by Richard (on 11. November 2020, 00:00)	102	93 %
	Sudoku Variants Series (293) - Sudoku Switch by Richard (on 4. November 2020, 00:00)	106	97 %
	Sudoku Variants Series (292) - Coordinates Sudoku by Richard (on 28. October 2020, 00:00)	61	96 %
	Sudoku Variants Series (291) - Greek Carpets Sudoku by Richard (on 21. October 2020, 00:00)	127	88 %
	Sudoku Variants Series (290) - Product Ltd Sudoku by Richard (on 14. October 2020, 00:00)	73	93 %
	Sudoku Variants Series (289) - Turtle Sudoku by Richard (on 7. October 2020, 00:00)	103	97 %
	Sudoku Variants Series (288) - Battlefield Sudoku by Richard (on 30. September 2020, 00:00)	68	97 %
	Sudoku Variants Series (287) - Pivot Sudoku by Richard (on 23. September 2020, 00:00)	105	97 %
	Sudoku Variants Series (286) - Whispering Knights Sudoku by Richard (on 16. September 2020, 00:00)	105	91 %
	Sudoku Variants Series (285) - Pole Position Sudoku by Richard (on 9. September 2020, 00:00)	195	89 %
	Sudoku Variants Series (284) - Isolation Killer Sudoku by Richard (on 2. September 2020, 00:00)	98	96 %
	Sudoku Variants Series (283) - Next X-Sums Sudoku by Richard (on 26. August 2020, 00:00)	109	96 %
	Sudoku Variants Series (282) - Delimited Kropki Sudoku by Richard (on 19. August 2020, 00:00)	75	94 %
	Sudoku Variants Series (281) - Difference Pointers Sudoku by Richard (on 12. August 2020, 00:00)	117	97 %
	Sudoku Variants Series (280) - Odd Pentominos Sudoku by Richard (on 5. August 2020, 00:00)	94	96 %
	Sudoku Variants Series (279) - Parity Sections Sudoku by Richard (on 29. July 2020, 00:00)	71	98 %