Mastery: Hard Sudoku

Carefully graded hard Sudoku for independent solving. Bring together what you’ve learned and enjoy the challenge of finding your own way through.

A good fit for

Confident solvers looking for independent practice.

Coming to your bookshelf.

Publication date to be announced. Amazon links will appear here when the book is available.

Amazon.ca Coming soonAmazon.com Coming soon

A look inside

Interior spreads will be shared here when they’re ready.

The complete course

A complete course in seeing the logic. Learn the rules, understand the techniques, and build your confidence one well-explained step at a time.

Forthcoming

Practice

Learn to spot X-Wing patterns through progressive, deliberate practice. Turn a technique you understand into one you can recognise.

Forthcoming

Start Here

Take on hard Sudoku with a little direction when you need it. Hints point you towards your next move while leaving the discovery to you.

Forthcoming