Mensa 365 Brain Puzzlers 2012 Calendar

by (author) Mark Danna & Fraser Simpson

Extreme Brain Workout

500 Fun and Challenging Puzzles to Boost Your Brain Power

by (author) Marcel Danesi

Mensa 365 Brain Puzzlers Calendar 2011

by (author) Mark Danna & Fraser Simpson

Big Book of Lexicon

Volumes 6-8

by (author) Theresa Williams

Five-minute Mysteries 6

37 Additional Cases of Murder and Mayhem for You to Solve

by (author) Ken Weber

Five-minute Mysteries 5

40 Additional Cases of Murder and Mayhem for You to Solve

by (author) Ken Weber

Five-minute Mysteries 4

A Further 36 Cases of Murder and Mayhem for You to Solve

by (author) Ken Weber

Five-minute Mysteries 3

Another 40 Cases of Murder and Mayhem for You to Solve

by (author) Ken Weber

The Puzzle Instinct

The Meaning of Puzzles in Human Life

by (author) Marcel Danesi

Five-minute Mysteries 1

40 Cases of Murder and Mayhem for You to Solve

by (author) Ken Weber

Five-minute Mysteries 2

40 More Cases of Murder and Mayhem for You to Solve

by (author) Ken Weber

More Five Minute Mysteries Book

by (author) K. Weber

Puzzling Canada

Puzzles and Games in Canadian History, Geography, and Culture

by (author) Barbara Thal Hodes
illustrated by Holly Dyment