Math & Logic Problem Books

More than 100 crime-themed brain teasers that will test your verbal, visual, memory, and logic skills. Track criminals down through mazes and logic puzzles.Unscramble anagrams and decode cryptograms related to historic cold cases.Compare DNA sequences to see if they're a match.Test your memory with crime scene photos and true crime accounts.Solve verbal puzzles such as word ladders themed around crime.Spiral-bound, 192 pages. A perfect gift for the true crime fan in your life!

USA Today and Publishers Weekly Bestseller!Place the suspects, reveal the killer!These visually appealing, addictive puzzles drop solvers into immersive mini murder mysteries, combining the elegant simplicity of games like sudoku with the storytelling of classic logic problems. But Murdoku introduces its own unique element: full-color visual representations of the characters' environments, with each element playing into the investigation: rooms, furniture, plants, animals, and sometimes additional rules that add an extra twist. You’ll explore 80 crime scenes including a bakery, a casino, a chess tournament, a farm, an opera, … the variety is endless. The puzzles start out easy and gradually increase in difficulty to expert level. Do you have what it takes to become a master detective?

NATIONAL BESTSELLER • The Worldwide Puzzle Phenomenon • 2026 NBC Select Editor's Pick • One of The Washington Post's 10 great gifts for book-lovers • "Clever, satisfying and utterly addictive." ―Janice Hallett, bestselling author of The AppealG. T. Karber, the creator of the popular online daily mystery game Murdle, presents the first collection of 100 original murder mystery logic puzzles―a perfect gift for armchair detectives and puzzlers to hone their minds and solve a series of crimes. Who committed the ghastly deed? What weapon was used to dispatch the victim Where did the calculated demise occur? Join Deductive Logico and investigate murders most foul in Murdle: Volume 1. The first of their kind, these humorous mini-mystery puzzles challenge you to find whodunit, how, where, and why. Examine the clues, interview the witnesses, and use the power of deduction to complete the grid and catch the culprit. Together, you’ll uncover a buried secret beneath all of the murders and a message that can only be decrypted when you’ve solved them all.Packed with illustrations, codes, and maps, and brimming with wit and intrigue, Murdle: Volume 1 is the must-have detective casebook for the secret sleuth in everyone.

46,600 SUSPECTS. 18 CLUES. 1 KILLER. CAN YOU SOLVE THE CRIMETest your detective skills in the addictive murder mystery puzzle book sensation.Alice Starling is missing. In her apartment, the police find three things:A DEAD BODYA CRYPTIC NOTEA FOLDER OF NAMESAlice insists she is innocent – but she needs your help. . .In a hastily written letter, Alice has left you with 18 specific clues and a list of 46,600 potential suspects. Somewhere in this sea of names hides a murderer. YOUR MISSION IS SIMPLE BUT CHALLENGINGAnalyse the Clues: Use the 18 pieces of evidence Alice entrusted to youEliminate the Innocent: Methodically narrow down the list by stripping away those who do not fit the criteria.Identify the Culprit: Find the one name that satisfies every single clue. A NEW GENRE OF INTERACTIVE MYSTERYForget everything you know about whodunnits. This first-of-its-kind, immersive logic puzzle is easy to grasp and impossible to put down. This is a pure test of logic, observation, and deduction.Do you have what it takes to clear Alice’s name? Print length ‏ : ‎ 211 pages ISBN-13 ‏ : ‎ 979-8249388331 Item Weight ‏ : ‎ 10.6 ounces Dimensions ‏ : ‎ 6 x 0.48 x 9 inches

Mensa's Most Difficult Geometric Puzzles provides an exceptional challenge for even the most adept of puzzlers. The high IQ society's most ingenious puzzle setters have created a series of conundrums to stretch your spatial awareness and mathematical dexterity. With puzzles ranging from area mazes to trigonometric conundrums, this colorful puzzle book will keep you entertained for hours. Print length ‏ : ‎ 144 pages ISBN-10 ‏ : ‎ 1787396320 ISBN-13 ‏ : ‎ 978-1787396326 Item Weight ‏ : ‎ 2.31 pounds Dimensions ‏ : ‎ 7.25 x 0.5 x 9.25 inches

Lose yourself in another mystifying collection of puzzles from the UK's most devious cryptic crossword creators.The Guardian's cryptic crosswords are enjoyed by hundreds of thousands of people every day. Now you can test your powers of linguistic deduction and lateral thinking against 120 classic puzzles from the Guardian's extensive archives with the fourth book in the Guardian cryptic crossword series.Cryptic crosswords are puzzles where each clue is a word puzzle in itself. Unlike regular crosswords where clues are straightforward definitions, cryptic clues contain both a definition and wordplay that leads to the same answer.

The ultimate code-cracking puzzle book for die-hard true crime fansPut your detective skills to the test! With more than 120 crosswords, cryptograms, word searches, word scrambles, and quizzes, Killer Puzzles will keep you guessing. You'll uncover hundreds of fascinating facts about modern history's most notorious criminals and their shocking crimes while you ponder questions like these:What career did cannibal Jeffrey Dahmer wistfully wish he's pursued?Which junk food helped police catch California's Grim Sleeper?Which cult carried out a deadly sarin attack to fulfill its world-ending prophecy?What famous clothing designer had ties to Nazi intelligence?For which band did murderer Charles Manson write a song?What drug queenpin was known as "The Black Widow"?From serial killers and assassins to femme fatales, mob bosses, and cult leaders, no stone-cold criminal will go undiscovered in Killer Puzzles.

Test your strategic skills with new Wordle Tumble, a unique evolution of the popular Wordle game! Puzzle chains you can complete anytime, anywhere.Have a go at this exciting collection of brain-teasing puzzles, that can be played offline and will entertain for hours and hours.Master these challenging puzzles by guessing the correct word for each gap in the grid, deducing from previous words what letters go where. There’s only ever one correct solution to each puzzle, and a full set of answers can be found at the back of the book.Each page contains a new, exciting puzzle for you to play. But what makes Wordle Tumble so unique is that all the puzzles are connected! Each answer to each puzzle forms the first line of the next one. This means that if you get stuck, you can use the solution to a later puzzle to work backwards.These mind-melting puzzles range from Easy to Extreme. In the Extreme section, the puzzle chains are two pages long, giving all you wordle addicts double the challenge and double the fun!This enthralling collection of puzzles helps you train your brain. It’s a dynamic, screen-free offline alternative to online puzzles. This is a wordle challenge like no other and is perfect for commuters, keen puzzlers and all ardent wordle fans. Suitable for children and adults, this book is the perfect gift for anyone who can't get enough of this thrilling puzzle game and wishes they could do more!

Do you love crosswords and word games like Wordle? Do you want to test your skills with a unique word game? If you do, then you will love this collection of anagram puzzles ideal for you to do anytime, anywhere.Use the central shaded letter, and ring of letters to complete that target 4-, 5-, 6- and 7-word answers. Other words are possible, but they will be treated as 'bonus words' if they aren't in the answers but they are in a dictionary. Unique, fun, and interactive this collection of brain-teasing puzzles, can be played offline and will keep you entertained for hours and hours.These mind-melting puzzles are graded from Easy to Extreme. Puzzlers must guess what the correct word is, deducing from previous words in the grid what letters go where. A clue means there is only one correct solution to each puzzle, and answers can be found at the back of the book.Whether you are looking for puzzle practiceto train your brain, or seeking a screen-free offline alternative to online puzzles, or a word hunt challenge like no other this collection will have you enthralled.

Sum-thing big is on the horizonKakuro puzzles (also known as cross sums) are like a combination of crosswords and sudoku: each clue in the grid tells you the sum of the digits in its answer, and just like sudoku, digits are never repeated within an answer. From this simple premise, extremely challenging puzzles can be constructed, and that’s just what Conceptis Puzzles has done for these collections, which each contain 72 supersized kakuro, offering massive solving pleasure for the brave souls who love tackling such challenges.

The nation's no. 1 newspaper presents puzzle-smiths the ultimate cranium conundrum collection with USA TODAY Jazzy Jumbo Puzzle Book.The USA TODAY Jazzy Jumbo Puzzle Book is an eclectic mix of brain games including puzzles such as crossword, logic, Sudoku, and much more. This hefty edition features twice the number of puzzles than most books and for just a few dollars more. Sharpen your pencils and get ready for challenging and exciting fun!

Centennial Activity 4th of July Coloring Book

This fun collection of adult maze puzzles challenges the reader and elevates the “maze craze” to a whole new level: In contrast to traditional style mazes, this book’s maze illustrations are superimposed onto real photographs so that the maze you have to unearth works its way through a real life image.Imagine having to find your way out of a maze construction of the Eiffel Tower or Leaning Tower of Pisa. This is way more than the maze puzzles we remember from childhood, and they’re designed to keep the brain sharp, the pencil sharpened, and your senses awakened for hours of fun, appealing to readers of all ages.

The New York Times bestselling author of The Year of Living Biblically goes on a rollicking journey to understand the enduring power of puzzles: why we love them, what they do to our brains, and how they can improve our world.“Even though I’ve never attempted the New York Times crossword puzzle or solved the Rubik’s Cube, I couldn’t put down The Puzzler.”—Gretchen Rubin, author of The Happiness Project and Better Than BeforeLook for the author’s new podcast, The Puzzler, based on this book!What makes puzzles—jigsaws, mazes, riddles, sudokus—so satisfying? Be it the formation of new cerebral pathways, their close link to insight and humor, or their community-building properties, they’re among the fundamental elements that make us human. Convinced that puzzles have made him a better person, A.J. Jacobs—four-time New York Times bestselling author, master of immersion journalism, and nightly crossworder—set out to determine their myriad benefits. And maybe, in the process, solve the puzzle of our very existence. Well, almost.In The Puzzler, Jacobs meets the most zealous devotees, enters (sometimes with his family in tow) any puzzle competition that will have him, unpacks the history of the most popular puzzles, and aims to solve the most impossible head-scratchers, from a mutant Rubik’s Cube, to the hardest corn maze in America, to the most sadistic jigsaw. Chock-full of unforgettable adventures and original examples from around the world—including new work by Greg Pliska, one of America’s top puzzle-makers, and a hidden, super-challenging but solvable puzzle—The Puzzler will open readers’ eyes to the power of flexible thinking and concentration. Whether you’re puzzle obsessed or puzzle hesitant, you’ll walk away with real problem-solving strategies and pathways toward becoming a better thinker and decision maker—for these are certainly puzzling times.