Who doesn't love a good visual puzzle? For years we've been publishing Spot the Difference puzzles in our print magazine. To play, you simply study the photo on the left, then compare it to the same ...

Sudoku is a logic-based number puzzle played on a 9x9 grid, divided into nine 3x3 subgrids. The goal is to fill the grid so that each row, column, and 3x3 box contains the numbers 1 through 9 exactly ...

If you have ever taken an IQ-type test, then you are familiar with “odd-one-out” puzzles. Most such puzzles present figures, images, or symbols in a sequence, with the goal being to spot the one item ...

Students at Rochester Institute of Technology are ready to test their puzzle-solving skills to win prizes in a race against other schools. The annual Microsoft Puzzle Challenge will pit RIT students ...

A Brain teaser is a type of puzzle, which is a short, playful puzzle designed to stretch your mind and make you smile. It ...

In the mood to challenge your brain? Here are some printable sudoku puzzles that are sure to make you think hard. Sudoku puzzles aren’t easy, but with a little practice and some helpful sudoku tips, ...

Word search puzzles have become one of the most popular puzzle challenges on the web. These seemingly simple puzzles consisting of random letters arranged in a grid have taken the web by storm. Word ...