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 (256) - Outside Anti Parity Sudoku by Richard (on 7. May 2019, 00:00)	128	87 %
	Sudoku Variants Series (255) - Divisible by Three Sudoku by Richard (on 23. April 2019, 00:00)	188	83 %
	Sudoku Variants Series (254) - Sudoku Mastermind by Richard (on 9. April 2019, 00:00)	100	92 %
	Sudoku Variants Series (253) - Makodoku by Richard (on 26. March 2019, 00:00)	120	89 %
	Sudoku Variants Series (252) - Odd-Even Stars Sudoku by Richard (on 12. March 2019, 00:00)	126	93 %
	Sudoku Variants Series (251) - Sum by X Sudoku by Richard (on 26. February 2019, 00:00)	128	92 %
	Sudoku Variants Series (250) - Sudoku X is still alive by Richard (on 12. February 2019, 00:00)	117	93 %
	Sudoku Variants Series (249) - Superconsecutive Sudoku by Richard (on 29. January 2019, 00:00)	107	93 %
	Sudoku Variants Series (248) - Ordering Sudoku by Richard (on 15. January 2019, 00:00)	120	92 %
	Sudoku Variants Series (247) - Sudoku One-Five-Nine by Richard (on 1. January 2019, 00:00)	174	90 %
	Sudoku Variants Series (246) - Offset Sudoku by Richard (on 18. December 2018, 00:00)	113	92 %
	Sudoku Variants Series (245) - Counting Neighbours Sudoku by Richard (on 4. December 2018, 00:00)	99	92 %
	Sudoku Variants Series (244) - Outside Consecutive Sudoku by Richard (on 20. November 2018, 00:00)	101	89 %
	Sudoku Variants Series (243) - Clock Faces Sudoku by Richard (on 6. November 2018, 00:00)	123	92 %
	Sudoku Variants Series (242) - Pathway Sudoku by Richard (on 23. October 2018, 00:00)	104	89 %
	Sudoku Variants Series (241) - Outside Killer Pair Sudoku by Richard (on 9. October 2018, 00:00)	121	89 %
	Sudoku Variants Series (240) - Second Even Product Sudoku by Richard (on 25. September 2018, 00:00)	117	94 %
	Sudoku Variants Series (239) - Odd Tapa Sudoku by Richard (on 11. September 2018, 00:00)	160	91 %
	Sudoku Variants Series (238) - Calcudoku by Richard (on 28. August 2018, 00:00)	116	90 %
	Sudoku Variants Series (237) - Before 1 - After 9 Sudoku by Richard (on 14. August 2018, 00:00)	107	90 %