Although pencil marks can get messy, almost every Sudoku puzzle can be solved on paper, and some people prefer that to all of this online solving. But Fog of War is different, and only works online. It might seem more difficult to solve a puzzle without seeing all of it at once, but it enforces focus. You know exactly where to look to move forward, and the first puzzle in this series demonstrates that by setting up four pairs that leave out a single digit.
What separates these four Fog of War puzzles from any other Fog of War puzzles I’ve created? These four were intentional, and intentionally approachable, with a progressive difficulty curve, although a very mild one.
It’s just a straightforward Killer Sudoku puzzle, right? Except you can’t see it all at once. You can see just enough to fill in one cell, after which you’ll be able to see more.
This is the first of four puzzles exploring a guided solve path using Fog of War.
It’s an XV Thermo puzzle, except you can’t see it all at once. You can see just enough to fill in one cell, after which you’ll be able to see more.
This is the second of four puzzles exploring a guided solve path using Fog of War.
German Whispers and Kropki dots, except not all at once. You can see just enough to fill in one cell, after which you’ll be able to see more.
This is the third of four puzzles exploring a guided solve path using Fog of War.
These are not normal quadruples clues; these are specifically-ordered quadruples clues.
This is the fourth of four puzzles exploring using Fog of War.