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 (295) - Even-Odd Snakes Sudoku by Richard (on 18. November 2020, 00:00)	89	92 %
	Sudoku Variants Series (294) - X-Sums Snake Sudoku by Richard (on 11. November 2020, 00:00)	101	93 %
	Sudoku Variants Series (293) - Sudoku Switch by Richard (on 4. November 2020, 00:00)	105	97 %
	Sudoku Variants Series (292) - Coordinates Sudoku by Richard (on 28. October 2020, 00:00)	59	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)	65	94 %
	Sudoku Variants Series (289) - Turtle Sudoku by Richard (on 7. October 2020, 00:00)	101	97 %
	Sudoku Variants Series (288) - Battlefield Sudoku by Richard (on 30. September 2020, 00:00)	65	96 %
	Sudoku Variants Series (287) - Pivot Sudoku by Richard (on 23. September 2020, 00:00)	103	97 %
	Sudoku Variants Series (286) - Whispering Knights Sudoku by Richard (on 16. September 2020, 00:00)	104	91 %
	Sudoku Variants Series (285) - Pole Position Sudoku by Richard (on 9. September 2020, 00:00)	193	89 %
	Sudoku Variants Series (284) - Isolation Killer Sudoku by Richard (on 2. September 2020, 00:00)	94	97 %
	Sudoku Variants Series (283) - Next X-Sums Sudoku by Richard (on 26. August 2020, 00:00)	105	96 %
	Sudoku Variants Series (282) - Delimited Kropki Sudoku by Richard (on 19. August 2020, 00:00)	72	94 %
	Sudoku Variants Series (281) - Difference Pointers Sudoku by Richard (on 12. August 2020, 00:00)	115	97 %
	Sudoku Variants Series (280) - Odd Pentominos Sudoku by Richard (on 5. August 2020, 00:00)	91	96 %
	Sudoku Variants Series (279) - Parity Sections Sudoku by Richard (on 29. July 2020, 00:00)	69	98 %
	Sudoku Variants Series (278) - Position Sums Sudoku by Richard (on 22. July 2020, 00:00)	107	99 %
	Sudoku Variants Series (277) - Double Sandwich Sudoku by Richard (on 15. July 2020, 00:00)	86	95 %
	Sudoku Variants Series (276) - Taxi Ride Sudoku by Richard (on 8. July 2020, 00:00)	73	92 %