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 ...

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

Time to test your wits with this matchstick puzzle; stay calm if you get stuck, one wrong move, and you could be scratching your head all afternoon. This puzzle has been driving social media users ...

Matchstick puzzles (aka toothpick puzzles) typically involve adding to, subtracting from, or rearranging an initial configuration of matchsticks to create another, target configuration of matchsticks.

Here is the incorrect equation: -70+5=15, made up of 26 matchsticks. You must move one matchstick to change the equation and arrive at a logical solution. The answer is at the bottom of the article.

A challenging matchstick puzzle: Try to move one matchstick to solve the riddle The puzzle before you is intended for people with an especially high level of concentration. Can you figure out how many ...