Very Hard Difficulty Sudoku Puzzles Series | Bookhype

Book 1

Cover of Very Hard Difficulty Sudoku Puzzles Volume 1

Very Hard Difficulty Sudoku Puzzles Volume 1

by Robert Hunt

Published 7 January 2017

Book 2

Cover of Very Hard Difficulty Sudoku Puzzles Volume 2

Very Hard Difficulty Sudoku Puzzles Volume 2

by Robert Hunt

Published 7 January 2017

Book 3

Cover of Very Hard Difficulty Sudoku Puzzles Volume 3

Very Hard Difficulty Sudoku Puzzles Volume 3

by Robert Hunt

Published 8 January 2017