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As an academic discipline, logic is the study of reasoning. Logic puzzles, therefore, involve solving problems by making a series of inferences and assessing these using reasoning. Sounds easy, right?

This logic puzzle has been doing the rounds for some time. It’s called “The Bridge Riddle”, and this is how it goes: You are a young explorer on a remote island with three other people—a fellow lab ...

Earlier this month, 36 sharp-witted high school students from around the globe stepped foot on the warm and breezy campus of Stanford University. Out of more than 4,000 students from more than 2,000 ...