# Third-Degree Black Belt Sudoku®

Canonical: https://www.bookquiver.com/frank-longo/third-degree-black-belt-sudoku

![Third-Degree Black Belt Sudoku®](https://quivercdn.com/covers/puzzlewright-press/frank-longo/third-degree-black-belt-sudoku_978-14-0274-649-9.jpg?v=2026-04-27%2014%3A47%3A39)

- Authors: [Frank Longo](https://www.bookquiver.com/frank-longo)
- Language: en_GB
- Published: 2009-10-08

## Description

Watch out—these sudoku might crush even the most stalwart of solvers!

## Editions

### Third-Degree Black Belt Sudoku®

- Publisher: puzzlewright_press
- ISBN: 978-14-0274-649-9
- Pages: 1
- Published: 2009-10-08
- Language: en_GB