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?

Math puzzles are a fun way to keep your brain sharp and active. Just like physical exercise is good for your body, mental exercise is very important for your brain health– that’s why missing number ...

Discover the rules, benefits, and logic behind Sudoku puzzles, a popular number-based challenge designed to sharpen ...

Last week, we asked you to solve ‘The Hardest Logic Puzzle In The World.” This week, we’re asking you to do it again – with a brand new puzzle. Let me begin by stating the obvious: The notion that any ...

We are hardly ever consciously aware that we use logic to solve everyday problems. But what is logic? Is the logic used to prove theorems in mathematics the same kind that we use for our practical ...

Math problems involving bridges are all too common. And this particular one will have you wishing you paid more attention in eighth grade arithmetic. On the YouTube channel Logically Yours, Mohammed ...

In 1996, the mathematical logician George Boolos (above) published a paper describing “the hardest logic puzzle ever” which he attributed to the logician Raymond Smullyan. The puzzle has gained much ...

Only Slate Plus members can gift Slate stories. Become a member to share 10 free articles a month. When, exactly, is Cheryl’s birthday? A charming logic puzzle led to much hand-wringing over this ...

Raymond M. Smullyan, a mathematician who died recently, often met people who said they hated math, and yet they loved his logic puzzles. Can you solve this sampling? Related Article A dealer bought an ...

You’re reading the first installment in a brand new puzzle series here at io9 – and what better way to kick things off than with the world’s most difficult ...