The modern matchstick was invented in the early 1800s. The initial iterations suffered from assorted defects like violent flares, rancid chemicals, and a tendency to cause factory workers’ jaws to rot ...

A mathematical brain teaser challenges people to solve the matchstick equation in just two moves. The puzzle uses matchsticks ...

Brain teasers are fun little puzzles that make you think in different ways. They might look simple at first, but they often ...

The equation may seem impossible at first but move two matchsticks and everything adds up. Math may not be everyone’s favorite subject but when it comes to matchstick puzzles, few can resist giving it ...

Brain teasers are fun little puzzles that challenges your thinking and makes you think various outcomes. These puzzles are simple to look but they always hide a twist that surprises you. Solving a ...