Catalogue · Logic grid puzzles
Logic Puzzles: Devious Puzzles
The 80 logic grid puzzles teach three new kinds of clue — conditionals, a planted lie, and statements you have to count — one at a time, with room to practise each, then put all three to work together at full size. Clear clues, roomy grids, and a friendly how-to-solve guide.

Inside the book
- 80 logic grid puzzles that teach three new clue types, then combine them
- Step-by-step guide teaches you exactly how to solve
- Grids printed as large as the page allows with the hardest given a full spread
- Every puzzle has one solution, reachable by logic alone — no guessing
- Complete answer key included
Paperback details
- Difficulty
- Devious
- Puzzles
- 80
- Trim size
- 8.5 × 11 inches
- Binding
- Paperback, printed on demand
- Pages
- 120