The Ultimate Math And Logic Activity Book For Engineers: Sudoku, Kakuro, Nurikabe, Calcudoku, 200 Puzzles, Hard, Large Print (Kittens & Fractals)

The Ultimate Math & Logic Activity Book from Bianca Montenegro and Rainbow Lada PressDo you love numbers and solving logic puzzles, but usually find them too easy? Then this book is for you!Filled with 200 brain busting challenges of Sudoku, Kakuro, Nurikabe, and Calcudoku, there's sure to be something in here to slow even the speediest math whiz.Features:4 types of math and logic puzzlesSolutions in the backLarge print with plenty of space to writeThoroughly tested and proofreadInstructions and tips8.5 in x 11 inMakes a great gift for Engineers (or other number enthusiasts)!Types of puzzles:Sudoku: The Japanese number game that has taken the world by storm!Kakuro: A logic puzzle that can be described as Crossword meets Sudoku, where you fill in numbers in rows and columns to add up to a particular sum.Nurikabe: Named after an invisible wall spirit from Japanese folklore, Nurikabe is played by shading squares in a grid to "wall" in the travelers based on the target size of each traveler's "home".Caldudoku: Similar to Sudoku, you fill in a grid with numbers 1-9, but this time the numbers must add, subtract, multiply or divide to the target number.Tip: kittens may or may not be helpful, depending on their mood. Read more