Books by Peter Grabarchuk
Puzzle Box Volume 3
Puzzle Box Volume 3
Puzzle Box Volume 2
Puzzle Box Volume 2
Strimko 4x4
Strimko 4x4
Strimko 5x5
Strimko 5x5
Strimko 6x6
Strimko 6x6
Strimko 7x7
Strimko 7x7
Strimko Book 1
Strimko Book 1
Puzzle Box, Volume 1
Puzzle Box, Volume 1
303 Three-Minute Puzzles
303 Three-Minute Puzzles
Big, Big, Big Book of Braintea
Big, Big, Big Book of Brainteasers
Modern Classic Puzzles
The simple book of not-so-simple puzzles