challenging puzzle

Discover a wide range of challenging puzzles at Square-One, your ultimate destination for brain-teasing entertainment. Explore our selection of mind-bending puzzles that will test your problem-solving skills and keep you engaged for hours. From intricate jigsaw puzzles to perplexing brain teasers, we have something for every puzzle enthusiast. Shop now and embark on a journey of mental stimulation and fun at Square-One.

The Times Super Fiendish Su Doku Book 9: 200 challenging puzzles (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Super Fiendish Su Doku Book 9: 200 challenging puzzles (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $17.95
From Indigo
Mystery on the Tracks: 100 logic puzzles to solve the murder mystery (Collins Murder Mystery Puzzles) by Clarity Clarity Media, Perfect
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Clarity Clarity Media

Mystery on the Tracks: 100 logic puzzles to solve the murder mystery (Collins Murder Mystery Puzzles) by Clarity Clarity Media, Perfect

Current price: $19.99
From Indigo
Murder at the Millpond: 100 logic puzzles to solve the murder mystery (Collins Murder Mystery Puzzles) by Dan Moore, Perfect | Indigo Chapters
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Dan Moore

Murder at the Millpond: 100 logic puzzles to solve the murder mystery (Collins Murder Mystery Puzzles) by Dan Moore, Perfect | Indigo Chapters

Current price: $19.99
From Indigo
MK’s Detective Club: The Poison Puzzle by James Patterson, Paperback | Indigo Chapters
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James Patterson

MK’s Detective Club: The Poison Puzzle by James Patterson, Paperback | Indigo Chapters

Current price: $11.99
From Indigo
The Times Killer Su Doku Book 21: 200 lethal Su Doku puzzles (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Killer Su Doku Book 21: 200 lethal Su Doku puzzles (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $16.99
From Indigo
The Times Bumper Book of Su Doku: 20th anniversary edition 300 puzzles selected by Puzzle Master Wayne Gould (The Times Mind Games), Perfect
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Wayne Gould

The Times Bumper Book of Su Doku: 20th anniversary edition 300 puzzles selected by Puzzle Master Wayne Gould (The Times Mind Games), Perfect

Current price: $16.99
From Indigo
The Times Ultimate Killer Su Doku Book 15: 200 of the deadliest Su Doku puzzles (The Times Su Doku) by The Times Mind Games, Perfect
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The Times Mind Games

The Times Ultimate Killer Su Doku Book 15: 200 of the deadliest Su Doku puzzles (The Times Su Doku) by The Times Mind Games, Perfect

Current price: $14.99
From Indigo
The Times Killer Su Doku Book 18: 200 lethal Su Doku puzzles (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Killer Su Doku Book 18: 200 lethal Su Doku puzzles (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $16.99
From Indigo
Millennium Puzzle Be@rmug
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BEARBRICK

Millennium Puzzle Be@rmug

Current price: $90.00
From Holt Renfrew
The Times Killer Su Doku 6: 150 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Killer Su Doku 6: 150 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $15.99
From Indigo
Jungle Hike 1000-Piece Puzzle
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ORDINARY HABIT

Jungle Hike 1000-Piece Puzzle

Current price: $39.00
Original price: $65.00
From Holt Renfrew
The Times Samurai Su Doku 7: 100 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Samurai Su Doku 7: 100 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $15.99
From Indigo
Gradient Puzzle
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AREAWARE

Gradient Puzzle

Current price: $9.00
Original price: $30.00
From Holt Renfrew
The Times Difficult Su Doku Book 4: 200 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Difficult Su Doku Book 4: 200 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $12.99
From Indigo
Indian Garden 500-Piece Puzzle
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ORDINARY HABIT

Indian Garden 500-Piece Puzzle

Current price: $5.00
Original price: $55.00
From Holt Renfrew
The Times Difficult Su Doku Book 6: 200 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Difficult Su Doku Book 6: 200 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $12.99
From Indigo
SMILEY® Jigsaw Puzzle
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DONKEY SMILEY®

SMILEY® Jigsaw Puzzle

Current price: $5.00
Original price: $58.00
From Holt Renfrew
The Times Killer Su Doku Book 15: 200 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Killer Su Doku Book 15: 200 challenging puzzles from The Times (The Times Su Doku) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $12.99
From Indigo
The Gigantic Sudoku Puzzle Book. 1500 Puzzles. Easy through Challenging to Nail Biting and Torturous. Largest Printed Sudoku Puzzle Book
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Jonathan Bloom

The Gigantic Sudoku Puzzle Book. 1500 Puzzles. Easy through Challenging to Nail Biting and Torturous. Largest Printed Sudoku Puzzle Book

Current price: $19.50
From Indigo
Mini Leather Puzzle Bag
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LOEWE

Mini Leather Puzzle Bag

Current price: $840.00
Original price: $2,800.00
From Holt Renfrew
Small Puzzle Leather Bag
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LOEWE

Small Puzzle Leather Bag

Current price: $1,729.00
Original price: $3,450.00
From Holt Renfrew
Coffee Break Su Doku Book 5: 200 challenging Su Doku puzzles (Collins Su Doku) by Collins Puzzles, Perfect | Indigo Chapters
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Collins Puzzles

Coffee Break Su Doku Book 5: 200 challenging Su Doku puzzles (Collins Su Doku) by Collins Puzzles, Perfect | Indigo Chapters

Current price: $12.99
From Indigo
Millennium Puzzle 400% Be@rbrick
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BEARBRICK

Millennium Puzzle 400% Be@rbrick

Current price: $199.00
Original price: $500.00
From Holt Renfrew
The Times Train Tracks Book 3: 200 challenging visual logic puzzles (The Times Puzzle Books) by The Times Mind Games, Perfect | Indigo Chapters
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The Times Mind Games

The Times Train Tracks Book 3: 200 challenging visual logic puzzles (The Times Puzzle Books) by The Times Mind Games, Perfect | Indigo Chapters

Current price: $12.99
From Indigo