- Main puzzles
- Nurikabe (2)
- Slitherlink (2)
- Yajilin (2)
About the author
- Puzzles for this test were created by Tom Tollyer.
- Tom Collyer runs his blog detuned radio, and publishes an original Nikoli-style puzzle every Friday. Away from creating puzzles, he is twice winner of the UK sudoku title, and has participated in three World Sudoku Championships.
TimingYou may start "Nikoli Selections" any time during the 48-hour period listed above.
Your timer will start when you click "Start Nikoli Selections" — then you will have exactly 100 minutes to solve and submit your answers. A timer will be shown the answer page with the remaining time.
Submission is not allowed after the specified end time — you must start early enough to permit yourself enough solving time.