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Math may not be everyone’s favorite subject but when it comes to matchstick puzzles, few can resist giving it a try. At first ...

The rules of Sudoku dictate that every row, column and 3×3 bolded box in the completed grid must contain the digits 1 through 9 exactly once. A surprising fact emerges from these simple rules. In ...

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

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 ...

We’ve often thought that 3D printers make excellent school projects. No matter what a student’s interests are: art, software, ...