Welcome to Sudoku Addict's Workbook at SudokuXP!

These pages contain all 150 puzzles from the book, which is my follow-up to Mastering Sudoku. You can load the puzzles into Sudoku@paulspages or (if you're a member) SudokuXP.

To access the Sudoku Addict's Workbook pages, please type the top row of the solution to
puzzle no. 23 into the box (right) then click 'Log on'.
Puzzle no. 23:

(Just type the nine numbers from the top line of the solution, e.g. 817923645. The solution to puzzle 23 is on page 175.)

TIP - If you're a SudokuXP member, log into SudokuXP now (click here), then choose 'Sudoku Addict's Workbook' from the main menu to come back here. Once you're typed in the correct value above, you'll be able to go straight to the Addict's Workbook pages whenever you're logged in to SudokuXP.