The Ultimate Math and Logic Activity Book for Engineers

Do 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 puzzles
• Solutions in the back
• Large print with plenty of space to write
• Thoroughly tested and proofread
• Instructions and tips
• 8.5 in x 11 in

Makes a great gift for Engineers (or other number enthusiasts)! Tip: kittens may or may not be helpful, depending on their mood

Contents:

• 50 Sudoku: The Japanese number game that has taken the world by storm!
• 50 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.
• 50 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".
• 50 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.