60-Second Brain Teasers Crime Puzzles tests your crime scene investigation knowledge with 65 criminal mysteries to solve.

If you think you've got what it takes to be a crime scene investigator, then buy this book and consider yourself hired! The worst of society is getting away wit

Use your verbal, visual, and logic skills to investigate an array of puzzles! This puzzle collection contains a mix of verbal and visual puzzles themed around c

60-Second Brain Teasers Pencil-Free Puzzles contains 201 no-pencil-required brain twisters that take one minute or less. These completely original puzzles range

Award-winning author Sandy Silverthorne and John Warner’s first collection of one-minute mysteries has sold more than 100,000 copies, and now the two offer mo