In only its second year, the International Logic Olympiad is already booming as logic becomes more and more crucial in our ...

Earlier this month, 36 sharp-witted high school students from around the globe stepped foot on the warm and breezy campus of ...

That’s not entirely relevant, but it’s also the name of a puzzle format created by legendary Japanese puzzle publisher Nikoli ...

Challenge your brain with this visual IQ test! Spot the odd number '308' hidden among the '303' series in just 7 seconds.

This puzzle tops the list of 8 easiest logic/number puzzles in the world. It is a classic logical puzzle where you are in a room with two doors. One of them leads to death and the other to freedom.

These puzzles come in various forms and can have a nearly limitless number of different themes. But, at their core, logic puzzles present a series of clues and constraints.

Action #3 flips HH to TT in one move. Yes, doing a pair of actions gives the same result whichever one is done first. There ...

Math Riddles: Missing Number Math Puzzles Logic Puzzle #1 Logic Puzzle #2 Solution Logic Puzzle #1. Answer: 8. Explanation. We will first solve Shape 1 and Shape 2 to understand the logic.

We’re pleased to welcome to the Decode blog the logic puzzles of Thomas Snyder, the champion puzzle solver known as “Dr. Sudoku.” His first entry is a classic number-logic puzzle. Grab a ...