Containing over 100 exercises, Number Enigmas challenges even the cleverest number crunchers. For fun or for sport, these puzzles are perfect for car trips or airplane rides or even to find out who is the real puzzle wizard in the family. Puzzlers used to those old-fashioned black-and-white enigmas will be happy to move up to this techno-colorful puzzle book.
Are you sharp enough to solve these devious mind-bogglers? These diverting number, geometric, logic, analytical, and story problems--which vary in difficulty from pleasantly puzzling to chew-your-pencil challenging--will test your smarts. Math conundrum connoisseurs will treasure this collection, and everyone who loves a good puzzle will feel a sense of accomplishment by the end of the book.
Here is a puzzle book that will have even the masters begging for mercy--and for more. Almost Impossible Number Puzzles has more than 275 puzzles offering a variety of challenges including Sudoku and Kakuro. It's a perfect take-along for brave men and women. CAUTION: Almost Impossible Number Puzzles may strain the brain and induce pleasure.
Test your powers of logic and mental agility with this mixed collection of 500 number and logic puzzles from the MindGames section of the Times. Puzzles include the favorites Suko, Brain Trainer, Cell Blocks, Futoshiki, Kakuro, Set Square, and KenKen. The perfect gift for all number and logic puzzle enthusiasts.
If you love number-based puzzles, this book will challenge you and provide hours of entertainment. Number fill-ins are solved through logic and process of elimination (no math involved), and are great for improving your powers of concentration. Includes over 80 puzzles. Puzzle grid on left page and number list on right, for plenty of room to work the puzzles. Includes answer key in the back of the book. Spiral-bound 192 pages
Welcome to this fantastic collection of Number Cross puzzles! Each of the numbers only has one position in the finished puzzle. Can you work out where they should go? Try and place the number that has the least possible places first to help solve the puzzle. Remember, each puzzle has a solution towards the back of the book. If you are stuck, take a look there! All of our books are printed on very high quality paper, making the puzzle experience all the more enjoyable! For other puzzle books, visit our www.puzzle-book.co.uk page
In Japan, where the written language is highly complex and context-dependent, number puzzles are the people's puzzle of choice. Many of the puzzles in this book are unheard of in the U.S., but are established, proven classics in Japan. This challenging collection contains more than 350 logic, sequence and mathematical puzzles, including well-known favorites (Sudoku, Kakuro), many new puzzle types (Battleships, Number Position, Nonogram), or variations on known themes (Killer Sudoku, Latin Squares). Japanese Number Puzzles is packed with all kinds of brain-bogglers — over 350 of them in fact, and you're guaranteed top-quality challenging problems on every page. From Sudoku and Kakuro to Battleships and Arithmetic Squares, each puzzle requires logical thinking and, in some cases, a certain amount of mathematical knowledge. What's more, anyone having problems solving the puzzles needn't resort to banging their head against a brick wall. Full explanations of how to solve each puzzle type is given, as are the all-important answers.
Take an appealingly illustrated fun test of your perceptual ability, math smarts, and knowledge combinations and probabilities. See how fast your eyes can discern the one sulking face nearly hidden in a large group of smiling "Spikeheads." Figure out how many different shapes went into creating two tessellation patterns. It takes mental gymnastics to rearrange a human tower of 36 red and blue acrobats so that they fulfill a set of rules about where they stand and who they stand next to. Calculate how many different ways the eight Knights of the Round Table can be seated without anyone having the same two neighbors more than once. There's also fascinating background on the theoretical principles that underlie the solutions