What Happens Every Second, Minute, Month and Century, but Not Every Hour, Week, Year or Decade? is a famous spelling riddle. Guess, then tap Show Answer.
Riddle: What happens every second, minute, month, and century. But not every hour, week, year, or decade?
Answer: N
Need a hint?
Spell each word out. What do the first four share?
Answer and explanation (spoiler!)
The answer is the letter N.
SecoNd, miNute, moNth and ceNtury all contain the letter N. Hour, week, year and decade do not.
It sounds like a riddle about time, but it’s really about spelling.
Difficulty: Hard · Best for: ages 9 and up
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FAQ
How do I solve spelling riddles?
Write the words down and look for a letter they share.
Is there a similar riddle?
Yes: “What comes once in a minute, twice in a moment, but never in a thousand years?” The answer is the letter M.