Printable Hard Sudoku Puzzles

Choose one of the hard sudoku puzzles below:

Book 1	Book 2	Book 3	Book 4	Book 5	Book 6
Book 7	Book 8	Book 9	Book 10	Book 11	Book 12
Book 13	Book 14	Book 15	Book 16	Book 17	Book 18
Book 19	Book 20	Book 21	Book 22	Book 23	Book 24
Book 25	Book 26	Book 27	Book 28	Book 29	Book 30
Book 31	Book 32	Book 33	Book 34	Book 35	Book 36
Book 37	Book 38	Book 39	Book 40	Book 41	Book 42
Book 43	Book 44	Book 45	Book 46	Book 47	Book 48
Book 49	Book 50	Book 51	Book 52	Book 53	Book 54
Book 55	Book 56	Book 57	Book 58	Book 59	Book 60
Book 61	Book 62	Book 63	Book 64	Book 65	Book 66
Book 67	Book 68	Book 69	Book 70	Book 71	Book 72
Book 73	Book 74	Book 75	Book 76	Book 77	Book 78
Book 79	Book 80	Book 81	Book 82	Book 83	Book 84
Book 85	Book 86	Book 87	Book 88	Book 89	Book 90
Book 91	Book 92	Book 93	Book 94	Book 95	Book 96
Book 97	Book 98	Book 99	Book 100

Printable hard sudoku with candidate:

Book 1	Book 2	Book 3	Book 4	Book 5	Book 6
Book 7	Book 8	Book 9	Book 10	Book 11	Book 12
Book 13	Book 14	Book 15	Book 16	Book 17	Book 18
Book 19	Book 20	Book 21	Book 22	Book 23	Book 24
Book 25	Book 26	Book 27	Book 28	Book 29	Book 30
Book 31	Book 32	Book 33	Book 34	Book 35	Book 36
Book 37	Book 38	Book 39	Book 40	Book 41	Book 42
Book 43	Book 44	Book 45	Book 46	Book 47	Book 48
Book 49	Book 50	Book 51	Book 52	Book 53	Book 54
Book 55	Book 56	Book 57	Book 58	Book 59	Book 60
Book 61	Book 62	Book 63	Book 64	Book 65	Book 66
Book 67	Book 68	Book 69	Book 70	Book 71	Book 72
Book 73	Book 74	Book 75	Book 76	Book 77	Book 78
Book 79	Book 80	Book 81	Book 82	Book 83	Book 84
Book 85	Book 86	Book 87	Book 88	Book 89	Book 90
Book 91	Book 92	Book 93	Book 94	Book 95	Book 96
Book 97	Book 98	Book 99	Book 100

Hard sudoku puzzles.Need some advanced sudoku strategies,Such as Wings, Subsets.

[ Play online hard sudoku on web ].

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