Pencil and Paper Puzzles: Four Kinds and How to Solve Them
Pencil and paper puzzles explained: placement on a board, tours, grid deduction and liar tables, each with a solved example and a first step.
Riddle10 blog
Riddle10 blog
Pencil and paper puzzles explained: placement on a board, tours, grid deduction and liar tables, each with a solved example and a first step.