Sudoku Variants : 100 Sudoku Stress Relief Puzzles

Chain Sudoku (also known as "Strimko") consists of a group of circles arranged in a square grid and containing given clues in various places. The object is to fill all empty circles so that the digits appear exactly once in each row, column and chain.

• | Author: Fumiko Kawai
• | Publisher: Independently Published
• | Publication Date: May 29, 2018
• | Number of Pages: 115 pages
• | Language: English
• | Binding: Paperback
• | ISBN-10: 1983026077
• | ISBN-13: 9781983026072