A new optical illusion is here, and it is a lot trickier than it looks. The image has a grid of 14 columns and 9 rows. The ...

Although the challenge is suitable for beginner-level aptitude, many players who tried to solve the brain teaser failed to ...

These puzzles often present a grid or sequence of numbers with one crucial piece missing. These puzzles require the solver to identify patterns, use arithmetic operations, and apply algebraic ...

Numerical puzzles that challenge participants to find the missing number are a fascinating blend of mathematics, logic, and critical thinking. These puzzles range from simple operations involving ...

A mysterious grid of dots spanning several miles of Western China's sand dunes like a giant chessboard may be the result of geological surveys for nickel mines, according to new analysis of satellite ...