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Challenging Math Problems

Stickels, Terry
Challenging Math Problems
This best-of compilation features 101 of the most entertaining and challenging math puzzles from Dover's vast collections. No advanced knowledge of mathematics is necessary, just solid thinking and puzzle-solving skills. Includes complete solutions.

CHF 17.50

The Art of Optical Illusions

Stickels, Terry / Honeycutt, Brad / Kim, Scott
The Art of Optical Illusions
Optical illusions intrigue the mind and delight the eye. Viewers try to perceive the visual shifts in a two-dimensional picture, but can't understand how a single still image can be so animated and rich. While even the simplest illusions please, this stunning volume goes far beyond the usual collection. Compiled by visual graphics expert Brad Honeycutt and puzzle master Terry Stickels--and featuring a foreword by renowned puzzle creator, compu...

CHF 18.50

Contemporary Brainteasers

Stickels, Terry
Contemporary Brainteasers
If you enjoy mathematical and mechanical calculations and appreciate challenges to your lateral thinking and logical reasoning, this is the book for you! Two hundred puzzles include complete solutions.

CHF 13.90

Math Puzzles and Brainteasers, Grades 3-5

Stickels, Terry
Math Puzzles and Brainteasers, Grades 3-5
Number puzzles, spatial/visual puzzles, cryptograms, Sudoku, Kokuro, logic puzzles, and word games like Frame Games are all a great way to teach math and problem-solving skills to elementary and middle school students. In these two new collections, puzzle master Terry Stickels provides puzzles and brain games that range from simple to challenging and are organized by grade level and National Council of Teachers of Mathematics (NCTM) content ar...

CHF 33.50

Go!Games Absolutely Addictive Word Search

Stickels, Terry / Davis, Christy
Go!Games Absolutely Addictive Word Search
Beware: Once you start solving these word searches, you won't be able to stop! These searches are wildly entertaining, sometimes funny, and in a range of different levels to suit every solver. It's the newest in the go!games series, and one that's sure to be a hit.Each puzzle features a cool theme, from "007" (agents, assassins, and Bond, James Bond) to "Authors" (Dickens, Faulkner, Fitzgerald, and Twain) and "Board Games" (Checkers, Chess, Pa...

CHF 12.90

Go!Games Absolutely Addictive Sudoku

Stickels, Terry / Immanuvel, Anthony
Go!Games Absolutely Addictive Sudoku
240 puzzles to entertain your brain.Sudoku at its finest, give your brain a workout with 240 new and innovative puzzles in a variety levels so everyone can play. Solvers will find this book irresistible, with puzzles appropriate for all levels that build in difficulty. Test your skills as you work your way up to the hardest "Big Mind Challenge" selection. To help you, there's an excellent introductory section with tips and techniques. They're ...

CHF 12.90

Go!Games The Sudoku Challenge

Stickels, Terry / Immanuvel, Anthony
Go!Games The Sudoku Challenge
Take the Sudoku challenge if you dare! Featuring five levels of difficulty, from very easy puzzles to the very hard, these beautifully and logically constructed grids offer solvers just the right amount of a challenge, allowing them to stay focused and fully enjoy the experience. The creators, Sudoku master Anthony Immanuvel and puzzle guru Terry Stickels, know that if a puzzle becomes too stressful or frustrating, it's probably a flaw in the ...

CHF 12.90

Go!Games The Word Search Challenge

Stickels, Terry / Davis, Christy
Go!Games The Word Search Challenge
Puzzle Masters! Get your pens and get hooked!Stimulating, fun, and a bit of a challenge, this collection presents a range of word searches that vary in difficulty and in theme. Choose from fun topics like: Ancient Egypt, Green with Envy, Cookies, Letter of the Law, On the Road Again, Words That Are Difficult to Spell, and many more. With 188 puzzles that are absolutely addictive puzzlers will be turning page after page experiencing the simple ...

CHF 12.90

Challenging Puzzles for Smart Kids

Stickels, Terry / Harpster, Steve
Challenging Puzzles for Smart Kids
From anagrams and frame games to lateral thinking and picture problems--even towers of sudoku and stacked-up letter conundrums--these puzzles will give every kid an outrageously enjoyable mental workout. And for a unique twist, the selection includes Terry Stickels's original STICKLINKS, with hidden phrases to find!

CHF 9.90

Tough Puzzles for Smart Kids

Stickels, Terry / Harpster, Steve
Tough Puzzles for Smart Kids
Smart solvers will have a blast putting together jigsaw-style pieces to create larger shapes, decoding cryptograms to reveal a secret message, and investigating optical illusions. With futoshiki to tackle, wickedly difficult mazes to weave through, and loads of wordplay, this compilation offers hours of satisfaction.

CHF 9.90

Go!Games Sudoku

Stickels, Terry / Immanuvel, Anthony
Go!Games Sudoku
Welcome to Sudoku, Stickels-style! Featuring five levels of difficulty, from very easy to very hard, these beautifully and logically constructed grids offer solvers just the right amount of challenge, allowing them to stay focused and fully enjoy the experience. Stickels knows that if a Sudoku becomes too stressful or frustrating, it's probably a flaw in the design--not the person doing it. Unlike lesser puzzles, his never have more than one p...

CHF 12.90

Go!Games Word Search

Stickels, Terry / Samson, John
Go!Games Word Search
You can search and search...but no word search book compares to this!Large, diverse, and completely contemporary, this stimulating collection of 188 puzzles is absolutely addictive. Choose from such fun themes as Classic Candy, Cartoon Canines, and Country Music Legends, New York, Paris, and London Landmarks, and Pirates, Palindromes, Pasta, Pop Stars, and Preakness Winners.One warning: once you start solving, the hours will fly by before you ...

CHF 12.90

The Big Brain Puzzle Book

Stickels, Terry
The Big Brain Puzzle Book
This colossal collection of more than 200 puzzles offers challenges involving creative thinking, mathematics, logic, language and wordplay, visuals, and general knowledge. Complete solutions appear at the end.

CHF 22.50

The Little Book of Bathroom Kakuro

Stickels, Terry
The Little Book of Bathroom Kakuro
Kakuro is the latest puzzle craze to sweep the nation. Also called "cross-sums, " it is similar to sudoku in that it involves placing numbers in a grid in a specific pattern. And, it is similar to crossword puzzles in that it offers clues. This book, written by puzzle master Terry Stickels, features 200 original puzzles in five difficulty levels. It's the perfect introduction to this exciting new puzzle!

CHF 10.50

The Pocket Book of Frame Games

Stickels, Terry
The Pocket Book of Frame Games
Frame games, as seen in USA WEEKEND magazine and read by more than 48, 000, 000 people in 600 newspapers weekly, are an extremely popular and amusing form of word puzzle that represent a famous phrase, song, person, place, or movie.

CHF 15.50

Go!Games Crosswords

Stickels, Terry / Bellotto, Sam
Go!Games Crosswords
Brain-busting, mind-bending, hair-tearing fun from one of America's top puzzle makers!Other kinds of puzzles go in and out of fashion--but crosswords are a perennial favorite with all ages, and one of the best ways to keep the mind and memory sharp. And with more than 100 themed puzzles, this collection provides solvers with a smokin' hot mental workout as they tackle such crosswords as, "All in the Family, " "Award to the Wise, " "Bond Baddie...

CHF 12.90