Sudoku Mathrax - 200 Hard To Master Puzzles 8X8

Mathrax consists of a square grid. The goal is to fill in each cell with numbers from 1 to N, where N is the size of the puzzle's side. No number may appear twice in any row or column. Circles with additional conditions may be situated on intersections of lines inside the grid. A number and a sign of mathematical operation (addition, subtraction, multiplication, division) - a number is a result of an operation execution with numbers in diagonally adjacent cells. A letter "E" ("even") - all numbers in four cells are even. A letter "O" ("odd") - all numbers in four cells are odd.

• • Author: Dart Veider
• • Publisher: Createspace Independent Publishing Platform
• • Publication Date: Oct 28, 2018
• • Number of Pages: 136 pages
• • Language: English
• • Binding: Paperback
• • ISBN-10: 1729601529
• • ISBN-13: 9781729601525