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

For over a century, a simple yet tricky math problem had continued to baffle experts. Mathematicians struggled to find the fewest number of pieces needed to cut an equilateral triangle and rearrange ...

A puzzle lover is selling his Bermuda Triangle Jigsaw Puzzles series because he is leaving the Island. Aardvark co-owner John Elsegood designed triangular puzzles, which depict the Dockyard Clock ...

Find the answer for Triangle that isn't equilateral or isosceles from the people who brought you the USA TODAY Daily ...