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

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

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.

Think you have a 160+ IQ? Try solving this challenging math riddle in just 17 seconds. Boost your logic, sharpen your mind, ...

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 ...

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

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 ...

Ask someone in London, where newspapers are in a daily battle to have the best of these popular number-logic puzzles. Sudoku puzzles have already come to the pages of some U.S. newspapers.

The goal of a puzzle is to fit the numbers 1 through 9 into each of the 81 squares of the grid so that each row, column, and block has exactly one of each number. The puzzle starts off with some ...

As for the grownups, these number games are a great free time activity during office lunch breaks and holidays. The difficulty levels depend on the nature of these puzzles. They can be as complex ...