Sudoku - 200 Very Hard Puzzles 9X9 Vol.4

Each puzzle consists of a 9x9 grid containing given clues in various places. The object is to fill all empty squares so that the numbers 1 to 9 appear exactly once in each row, column and 3x3 box.

• | Author: Liam Parker
• | Publisher: Independently Published
• | Publication Date: May 12, 2019
• | Number of Pages: 116 pages
• | Language: English
• | Binding: Paperback
• | ISBN-10: 1097936945
• | ISBN-13: 9781097936946