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Philip Carter
,
Ken Russell
Discover Your IQ Potential: Over 500 Tests of Your Mental Agility
55
3
3
Books
Johnny Ball
Ball of Confusion
9
2
Books
Gareth Moore
The Great Sherlock Holmes Puzzle Book
7
Books
Brian Clegg
Conundrum
6
1
Books
R.D. Shar
Brain Teaser Cryptogram Puzzles
3
Books
Daniel Moran
Word Rebus Puzzles
3
Books
Mehmet Esabil Yurdakul
World’s Great Scientific Puzzles Book to Challenge & Solutions: “150 Mixed, Illustrated, All Color”
3
Books
Stewart Ross
Solve it Like Sherlock
3
Books
Mahesh Sharma
Cryptogram Puzzle Book New Zealand
2
Books
Arcturus Publishing
Matchstick Puzzles
1
Books
Kyle D. Evans
Maths Tricks to Blow Your Mind
1
Books
Henry Ernest Dudeney
The Canterbury Puzzles, and Other Curious Problems
1
1
Books
Mehmet Esabil Yurdakul
Big Book of 150 Unique Puzzles & Solutions
1
Books
Werner Wejp-Olsen
Inspector Danger's Crime Quiz
2
Books
Al Seckel
The World of Visual Illusions
1
Books
Will Shortz
Puzzlemaster Deck: 75 Verbal Challenges
1
Books
Ritson
Classical Enigmas, Adapted to Every Month in the Year
Books
Eric Saunders
Bletchley Park IQ Puzzles
Books
Wm.E. Wright
60 New Trimmed Gift Ideas
Books
Henry Ernest Dudeney
Amusements in Mathematics
Books
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