Creator of puzzles - Big Book Killer Sudoku 480 Easy to Extreme (Volume 1) - Paperback

by Veronika Localy (Author)

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".