400 Killer Sudoku: Medium to Hard Killer Sudoku Puzzles (Sudoku Killer)

In Killer Sudoku, sub-regions have specified sums, and no number can be repeated within a region. This variant also called "Sums Sudoku", "Sums Number Place", "Samunamupure", "Kikagaku Nampure".

• | Author: Mindful Puzzle Mindful Puzzle Books
• | Publisher: CreateSpace Independent Publishing Platform
• | Publication Date: Sep 14, 2018
• | Number of Pages: 236 pages
• | Language: English
• | Binding: Paperback
• | ISBN-10: 1727337956
• | ISBN-13: 9781727337952