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Detective riddle

During a torrential downpour, a jeweler reported a midnight robbery. The thief smashed the display window and grabbed a tray of rubies. Detective Blake noticed that while the pavement outside the broken window was soaking wet, the shattered glass fragments inside the display case were completely dry. What did this mean?

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: Hard. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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