Lord Blackwood was found murdered in his study. The calendar on the wall displayed 'October 32'. The butler swore he changed the calendar every single morning. What gave the butler away?
October only has 31 days
October 32 does not exist on any calendar, proving the butler lied about updating it daily.
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: Easy. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.
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