Who doesn't love a clever brain teaser puzzle? Also known as rebus puzzles, these visual brain teasers will challenge your wits! How do you play? Study the puzzle and try to think of a common phrase ...

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, ...

I have shared puzzles based on arithmetic in previous posts. They generated quite a bit of correspondence, acknowledging both their challenging nature and the possibility of different solutions to the ...

Welcome to New Scientist‘s devilishly difficult Christmas puzzle, set by Charlie Wheeler at Ultimate Quest. This year, your task is to work your way through the exhibits of a mysterious museum, ...