Odd One Out
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Rules[edit]
Identify the option that is the odd one out.
(Example from PGP IB)
History of the puzzle[edit]
This type of question is very common in exams. Knockout was an American game show aired from 1977 to 1978 that asked its contestants series of Odd One Out questions.
Can be treated as a special version of instructionless puzzles.
Appearances in the past WPCs[edit]
- WPC 2017/Round 17 by Amit Sowani