Hard Difficulty Sudoku Puzzles Series | Bookhype

Book 1

Cover of Hard Difficulty Sudoku Puzzles Volume 1

Hard Difficulty Sudoku Puzzles Volume 1

by Paul Foxel

Published 4 January 2017

Book 2

Cover of Hard Difficulty Sudoku Puzzles Volume 2

Hard Difficulty Sudoku Puzzles Volume 2

by Paul Foxel

Published 4 January 2017

Book 3

Cover of Hard Difficulty Sudoku Puzzles Volume 3

Hard Difficulty Sudoku Puzzles Volume 3

by Paul Foxel

Published 4 January 2017

Book 4

Cover of Hard Difficulty Sudoku Puzzles Volume 4

Hard Difficulty Sudoku Puzzles Volume 4

by Paul Foxel

Published 4 January 2017

Book 5

Cover of Hard Difficulty Sudoku Puzzles Volume 5

Hard Difficulty Sudoku Puzzles Volume 5

by Paul Foxel

Published 4 January 2017