Puzzles

Discover Your IQ Potential: Over 500 Tests of Your Mental Agility

Ball of Confusion

The Great Sherlock Holmes Puzzle Book

Conundrum

Brain Teaser Cryptogram Puzzles

Solve it Like Sherlock

World’s Great Scientific Puzzles Book to Challenge & Solutions: “150 Mixed, Illustrated, All Color”

Word Rebus Puzzles

Cryptogram Puzzle Book New Zealand

Puzzlemaster Deck: 75 Verbal Challenges

The Canterbury Puzzles, and Other Curious Problems

Big Book of 150 Unique Puzzles & Solutions

Inspector Danger's Crime Quiz

Matchstick Puzzles

The World of Visual Illusions

Maths Tricks to Blow Your Mind

Endless Amusement

Croquet

Classical Enigmas, Adapted to Every Month in the Year

Joy of Jigsaws