During a torrential summer downpour, a jewel thief smashed a store window, grabbed a diamond necklace, and ran down the alley. Detective Frost arrived, inspected the shattered glass on the pavement, and immediately knew the thief was carrying an umbrella. How?
Dry glass fragments
It was pouring rain outside, yet the inner surfaces of the shattered glass fragments lying on the ground were completely dry, protected by something held overhead like an umbrella.
About this riddle
Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.
Difficulty: Medium. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.
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