Sign-In
Cart
CalcuDoku 9x9 - Hard - Volume 10 - 276 Puzzles
Paperback
Series: Calcudoku, Book 10
ISBN13: 9781503350403
Publisher: Createspace
Published: Nov 22 2014
Pages: 182
Weight: 0.55
Height: 0.39 Width: 6.00 Depth: 9.00
Language: English
CalcuDoku is a fun and addicting logic puzzle game that combines Sudoku with math. CalcuDoku is a fun way for kids and adults to practice addition, subtraction, multiplication, and division facts. This book is ideal for you if you love to solve difficult CalcuDoku 9x9 puzzles. You do not need to wade through tons of easy CalcuDoku puzzles before getting to the real brain teasers. Once you pick up this book, you won't be able to put it back down. You have been warned!
CalcuDoku 9x9 - Hard is a collection of 276 puzzles:
- 216 hard CalcuDoku 9x9 puzzles
- 60 extra logic puzzles
I guarantee that every logic puzzle in this CalcuDoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution.
None of the puzzles in this book will appear in any of the other English PuzzleBooks.net books.
CalcuDoku is also known as Square Wisdom, CanCan, MinuPlu, Mathdoku and Calcu-Doku.
Also in
Logic & Brain Teasers
The Ministry of Quizzes: The Ultimate Compendium for Puzzlers and Quiz Solvers
Gentle, David
Paperback
Big Quiz Book 2: 1001 Brain Busting Trivia Questions (National Geographic Kids)
National Geographic Kids
Paperback
The Official Sherlock Puzzle Book: Are You as Smart as Sherlock Holmes? (Sherlock Holmes Puzzle, Detective Gifts, Mystery Gifts)
Tribe, Steve
Maslanka, Chris
Paperback
Murdle: Volume 1: 100 Elementary to Impossible Mysteries to Solve Using Logic, Skill, and the Power of Deduction
Karber, G. T.
Paperback
Murdle: Volume 2: 100 Elementary to Impossible Mysteries to Solve Using Logic, Skill, and the Power of Deduction
Karber, G. T.
Paperback
Puzzle Mania!: Wordle, Connections, Spelling Bee, Minis and More!
New York Times Games, The
Fagliano, Joel
Hardcover
The Killer Isn't Alice: The Bestselling Murder Mystery Puzzle Book - 46,600 Suspects, 1 Killer. Can You Solve the Crime?
Starling, Iris
Paperback
Murdle: Volume 3: 100 Elementary to Impossible Mysteries to Solve Using Logic, Skill, and the Power of Deduction
Karber, G. T.
Paperback
The Ultimate Brain Health Puzzle Book for Adults: Crosswords, Sudoku, Cryptograms, Word Searches, and More!
Fraas, Phil
Paperback
Minute Cryptic: Over 160 Wordplay Puzzles to Decipher, Unlock, and Untangle
Runnalls, Liam
Tiernan, Angas
Paperback
Garden Lover's Puzzle Book: Packed with Quizzes, Puzzles, and Trivia for Garden Enthusiasts
Books, Michael O'Mara
Paperback
The Ultimate Fun Adult Activity Book: Logic Puzzles, Sudoku, Mazes, Word Searches, Crosswords, Acrostics, Coloring, and More!
Demyanovich, Julie
Paperback
Brain Games - Large Print Bible Word Search: Psalms (Large Print Edition)
Publications International Ltd
Brain Games
Paperback
Puzzles & Perils: The Crystal Quest: A Novel in 100 Fantastical Puzzles
Ayres, Laura Jayne
Moore, Gareth
Paperback
Brain Games - Criminal Mind Puzzles: Crime-Themed Brain Teasers Visual, Verbal, Memory & Logic Puzzles Spiral Bound Activity Book for Adults & Teens
Brain Games
Publications International Ltd
Paperback
Would You Rather - Campfire Edition: 300+ Wild and Funny Questions for Camping Nights and Outdoor Adventures
Special Art
Paperback
Relaxing Brain Games for Adults: 100+ Logic, Math, and Word Puzzles to Help You Unwind
Callisto Publishing
Paperback
Brain Games - Word Searches - Large Print: Easy on the Eyes, Not on the Brain Puzzles Progress from Simple to Challenging Gift for Adults & Seniors (Large Print Edition)
Brain Games
Publications International Ltd
Paperback
Brain Games - Large Print Word Search: Unwind and Test Your Problem-Solving Skills Easy to Read, Fun to Solve Gift for Adults & Seniors (Large Print Edition)
Publications International Ltd
Brain Games
Paperback
Bordergrams: A Quest for the Queen: 80 Epic Fantasy Connection Puzzles from the Bestselling Author of Murdle
Messerschmidt, Dani
Karber, G. T.
Donohue, Daniel
Paperback
Brain Games - Merriam-Webster's Variety Puzzles Large Print: Anagrams, Crosswords, Cryptograms, Word Searches, and More!
Publications International Ltd
Brain Games
Paperback
Brain Games - Sticker by Number: Flowers & Nature Stained Glass (28 Images to Sticker)
New Seasons
Publications International Ltd
Brain Games
Paperback
Meowdle: 75 Feline Crime Puzzles to Solve Using Logic, Skill and the Power of Catnip
Ayres, Laura Jayne
Moore, Gareth
Paperback
399 Games, Puzzles & Trivia Challenges Specially Designed to Keep Your Brain Young
Linde, Nancy
Paperback
The Official Agatha Christie Puzzle Book: Put Your Detective Skills to the Ultimate Test
Agatha Christie Ltd, Agatha Christie
Paperback
500 Puzzles for Wordle Lovers: Sharpen Your Skills with Fun, Challenging Brain Teasers!
Carlile, Rick
Paperback
Brain Games - Relax and Solve: Word Search Puzzles (Pattern Cover)
Publications International Ltd
Brain Games
Paperback
Brain Games - Calm: Word Search Puzzles - Large Print
Publications International Ltd
Brain Games
Paperback
200 Stress-Relieving Sudoku Puzzles to Sharpen Your Mind: Presented by Maria Shriver, Patrick Schwarzenegger, and Mosh
Shriver, Maria
Schwarzenegger, Patrick
Mosh
Hardcover
299 On-The-Go Games & Puzzles to Keep Your Brain Young: Minutes a Day to Mental Fitness
Linde, Nancy
Paperback
Brain Games - Bible Word Search (Large Print Edition)
Brain Games
Publications International Ltd
Paperback
Brain Games - Relax and Solve: Sudoku (Pattern Cover)
Brain Games
Publications International Ltd
Paperback
Murder Most Puzzling Peril at Quandary Park: A Mysterious Case to Solve
Von Reiswitz, Stephanie
Hardcover
New York Times Crossword Puzzle 2025: Crossword Puzzle Book for Adults, Seniors, Men And Women With Full Solutions
Morris, Jerry R.
Paperback
Brain Games - Relax and Solve: Crossword Puzzles (Pattern Cover)
Publications International Ltd
Brain Games
Paperback
Brain Games - Large Print Sudoku: Unwind and Test Your Problem-Solving Skills Easy to Read, Fun to Solve Gift for Adults & Seniors (Large Print Edition)
Brain Games
Publications International Ltd
Paperback
100 Stress-Relieving Word Search Puzzles to Sharpen Your Mind: Presented by Maria Shriver, Patrick Schwarzenegger, and Mosh
Schwarzenegger, Patrick
Mosh
Shriver, Maria
Hardcover
Brain Games - To Go - Sudoku Puzzles: More Than 200 Sudoku Puzzles! (Purple)
Publications International Ltd
Brain Games
Paperback
Brain Games - Large Print Word Search (Large Print Edition)
Publications International Ltd
Brain Games
Paperback
Purrdle: 75 More Feline Crime Puzzles to Solve Using Logic, Skill & the Power of Catnaps
Moore, Gareth
Ayres, Laura Jayne
Paperback
440 Games, Puzzles & Brain Boosters Specially Designed to Keep Your Mind Sharp
Linde, Nancy
Paperback
50 Math Tricks That Will Change Your Life: Mentally Solve the Impossible in Seconds
Zakowich, Tanya
Paperback
The Total Brain Workout: 450 Puzzles to Sharpen Your Mind, Improve Your Memory & Keep Your Brain Fit
Danesi, Marcel
Paperback
Brain Games - To Go - Forensic Puzzles: Investigate Crime Puzzles - Match DNA and Fingerprints - Decode Clues - Figure Out Who Done It
Publications International Ltd
Brain Games
Paperback
Brain Games - USA Word Search Puzzles (#5): Volume 5
Brain Games
Publications International Ltd
Paperback
Would You Rather Book For Kids - 300+ Hilarious, Silly, and Challenging Questions To Make You Laugh
Ellis, Stephen J.
Paperback
Tricky Logic Puzzles for Adults: 130+ Difficult Puzzles to Challenge Your Brain
Clontz, Steven
Paperback
Adult Activity Book: An Adult Activity Book Featuring Coloring, Sudoku, Word Search And Dot-To-Dot
Adult Activity Book
Paperback
Brain Games - To Go - Stress Free: Sudoku Puzzles
Brain Games
Publications International Ltd
Paperback
Parlor Games for Friends and Family: 130 Games of Offline Fun
Jones, Myfanwy
Tsintziras, Spiri
Paperback
Word Search For Adults: Large Print Word Search Puzzles For Seniors, Adults and Teens. Themed Word Find Adult Activity Book
Puzzleplay Press
Paperback
Woofdle: 75 Canine Crime Puzzles to Solve Using Logic, Skill & the Power of Walkies
Moore, Gareth
Ayres, Laura Jayne
Paperback
Brain Games - Large Print Sudoku Puzzles (Swoosh)
Publications International Ltd
Brain Games
Paperback
Sherlock Holmes Escape Book: The Adventure of the London Waterworks: Solve the Puzzles to Escape the Pages
Sacker, Ormond
Paperback
Healthy Brain Origami: Fold Decorative Paper Models That Boost Mental Acumen and Keep Your Brain Active! (Craft a Happier, Healthier Brain!)
Yokoi, Katsushi
Ohara, Mayumi
Paperback
Brain Games - Unusual Knowledge Word Search Puzzles: With Trivia & Facts Science, History & Pop Culture Spiral Bound Activity Book Gift for Adults, Se
Brain Games
Publications International Ltd
Paperback
Brain Games - Word Searches - Large Print (Purple) (Large Print Edition)
Publications International Ltd
Brain Games
Paperback
Brain Games - Sherlock Holmes Puzzles (#1): Over 100 Cerebral Challenges Inspired by the World's Greatest Detective! Volume 1
Publications International Ltd
Brain Games
Paperback
100 Stress-Relieving Crossword Puzzles to Sharpen Your Mind: Presented by Maria Shriver, Patrick Schwarzenegger, and Mosh (Revised and Updated)
Shriver, Maria
Schwarzenegger, Patrick
Mosh
Paperback
More Large Print Logic Puzzles: 50 Logic Grid Puzzles: Contains fun puzzles in font size 16pt (Large Print Edition)
High, Suzanne
Paperback
Brain Games - 2 Books in 1 - Sudoku (Large Print Edition)
Publications International Ltd
Brain Games
Paperback
417 More Games, Puzzles & Trivia Challenges Specially Designed to Keep Your Brain Young
Linde, Nancy
Paperback
Brain Games - Crosswords Large Print (Green) (Large Print Edition)
Brain Games
Publications International Ltd
Paperback
Brain Games - Sudoku Large Print (Red) (Large Print Edition)
Publications International Ltd
Brain Games
Paperback
Killer Puzzles: Crosswords, Cyphers, Cryptograms, and More for the True Crime Obsessed
Thorne, Archer
Paperback
The Language Lover's Puzzle Book: A World Tour of Languages and Alphabets in 100 Amazing Puzzles
Bellos, Alex
Paperback
Brain Games - Codeword Puzzle: Unscramble the Alphabet, Fill in the Grid, and Solve the Puzzle!
Brain Games
Publications International Ltd
Paperback
The Little Book of Big Brain Games: 517 Ways to Stretch, Strengthen and Grow Your Brain
Moscovich, Ivan
Paperback
Brain Games - Crime Scene Investigation (Csi) Puzzles
Brain Games
Publications International Ltd
Paperback
Brain Games - Large Print Outsmart Dementia Puzzles: Prevent Alzheimer's Disease and Maintain Cognitive Health
Brain Games
Publications International Ltd
Paperback
The New York Times Will Shortz Presents Kenken: 300 Easy to Hard Puzzles That Make You Smarter
Kenken Puzzle LLC
New York Times
Miyamoto, Tetsuya
Paperback
100 Stress-Relieving Word Search Puzzles to Sharpen Your Mind: Presented by Maria Shriver, Patrick Schwarzenegger, and Mosh
Shriver, Maria
Schwarzenegger, Patrick
Mosh
Paperback
200 Stress-Relieving Sudoku Puzzles to Sharpen Your Mind: Presented by Maria Shriver, Patrick Schwarzenegger, and Mosh
Shriver, Maria
Schwarzenegger, Patrick
Mosh
Paperback
Brain Games - Miracles of Jesus Word Search Puzzles
Publications International Ltd
Brain Games
Paperback
Keep Your Brain Alive: 83 Neurobic Exercises to Help Prevent Memory Loss and Increase Mental Fitness
Rubin, Manning
Katz, Lawrence
Paperback
Color and Solve: Haunted Highrise: Color the Crime Scene, Analyze the Clues, and Solve the Murder Mystery!
Santelli, Alessandra
Paperback
Suguru Puzzle Books - 400 Easy to Master Puzzles 8x8 (Volume 4)
Khomiak, Dmytro
Veider, Dart
Paperback
Brain Games - Large Print Crosswords: Unwind and Test Your Problem-Solving Skills Easy to Read, Fun to Solve Gift for Adults & Seniors (Large Print Edition)
Brain Games
Publications International Ltd
Paperback
Brain Games - Useless Information Word Search: Find Hundreds of Weird Facts and Forgotten Intelligence
Publications International Ltd
Brain Games
Paperback
Large Print Logic Puzzles: 50 Logic Grid Puzzles: Contains fun puzzles in font size 16pt
High, Suzanne
Paperback
The Adult Activity Book: Sudoku, Kakuro, Scramble, Hex, Code Cracker, Cryptogram, Thorax, and Many Others
Robert D Brewer
Paperback
Cryptograms Puzzle Books for Adults: Cryptoquote books, Inspirational and Motivational, Cryptoquote Puzzle Books for adults (Cryptic Puzzles) (Large Print Edition)
Reguigui, Khadidja
Bottlerz, Happy
Paperback
Brain Games - Puzzles for Mom: More Than 170 Puzzles to Brighten Mom's Day
Publications International Ltd
Brain Games
Paperback
The Ultimate Brain Health Logic Puzzle Book for Adults: Sudoku, Calcudoku, Logic Grids, Cryptic Puzzles, and More!
Danesi, Marcel
Paperback