Sudoku and other puzzles can incorporate play and critical thinking skills, while easing students into solving standard math ...

The arrangement leaves gaps in the square’s four corners, two of which are filled with smaller circles that just barely touch ...

Logicians and their bonnets ...

Francis Duah does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Brain teasers are short puzzles designed in such a way that they encourage logical thinking. These puzzles surely appear very simple at first but they have many twists. There are many types of brain ...

Exactly how many triangles can you count in this fun triangle puzzle?

Add Yahoo as a preferred source to see more of our stories on Google. The hour, minute and second hands of this clock are all the same length and move smoothly in a circle. The dial contains hour and ...

The answer to today’s peaky poser ...