A brain teaser challenge is a type of IQ test that mostly involves solving a puzzle, cracking a code, finding a hidden object ...

IQ tests present readers with picture puzzles or math problems, and they need to find the solution within a time limit. These simple puzzle games sharpen the brain. By providing an effective workout ...

It's a math puzzle designed for third graders, but many adults are having trouble solving it. The puzzle looks something like Scrabble, with a series of boxes that snake up, down and across a page.

No, a visual puzzle isn’t just another fancy word for a jigsaw puzzle—though a jigsaw puzzle is a type of visual puzzle. The concept of visual puzzles is much broader than that. This guide will ...

Jigsaw Puzzles are tiling puzzles that require the assembly of some irregularly shaped, interlocking pieces of card in a regular and perfect shape that forms a complete picture. Jigsaw Puzzles are a ...

In the early 1930s, the renowned Hungarian mathematician Paul Erdős set forth a puzzle. Erdős offered $500 to anyone who could crack it. Called the Erdős discrepancy problem, a puzzle that surmised ...