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
	X-Sums Sudoku (III) by Richard (on 30. August 2013, 12:00)	131	87 %
	Japanese Sum Pentominos (II) by Richard (on 23. August 2013, 12:00)	111	87 %
	Killer Skyscrapers (II) by Richard (on 16. August 2013, 12:00)	110	91 %
	Masyu Battleships (II) by Richard (on 9. August 2013, 12:00)	145	86 %
	Prime Domino (II) by Richard (on 2. August 2013, 12:00)	89	87 %
	Spiral City Construction (II) by Richard (on 26. July 2013, 12:00)	83	96 %
	Sudokuro (II) by Richard (on 19. July 2013, 12:00)	108	89 %
	Classic City Construction (III) by Richard (on 12. July 2013, 12:00)	52	88 %
	Domino Loop (II) by Richard (on 5. July 2013, 12:00)	78	94 %
	June Pentomino Month (4) - Increasing Pentomino Sudoku by Richard (on 28. June 2013, 12:00)	53	90 %
	June Pentomino Month (3) - Filled Liar Loop by Richard (on 21. June 2013, 12:00)	53	97 %
	June Pentomino Month (2) - White Pentominos by Richard (on 14. June 2013, 12:00)	112	88 %
	June Pentomino Month (1) - Pentomino Yajilin by Richard (on 7. June 2013, 12:00)	87	96 %
	May XL-Month (5) - Blackout Domino by Richard (on 31. May 2013, 12:00)	58	96 %
	May XL-Month (4) - Battleships Masyu by Richard (on 24. May 2013, 12:00)	68	91 %
	May XL-Month (3) - Regional Yajilin by Richard (on 17. May 2013, 12:00)	84	93 %
	May XL-Month (2) - Capsules by Richard (on 10. May 2013, 12:00)	92	88 %
	May XL-Month (1) - Filled Loop by Richard (on 3. May 2013, 12:00)	64	88 %
	Pentomino in the Box by Richard (on 26. April 2013, 12:00)	76	91 %
	Kleiner Little Killer Killer by Richard (on 19. April 2013, 12:00)	83	92 %