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 more fun thinking puzzles for super-sleuths
Sharpen Your Sleuthing Skills with These Super Brain-StrainersMystery: A burglar robs many homes throughout the day. At the last house, he breaks in through the back door. This house has more valuable
