Bill Rollins Jr., 97, wrote and self-published 'Trisecting an Angle,' to try to share his solution with the world.

Three teaching approaches in the classroom can help students to master problem-solving skills in their learning ...

Test your logic and problem-solving skills with this tricky puzzle! Can you move just three pieces to form three perfect squares? Perfect for puzzle lovers looking for a fun and challenging mental ...

For Mr. Santos, math can also inspire ideas about structures that have already been built — a new way to see and appreciate the world. Inspired by this idea, The New York Times created a virtual tour ...

It’s been 14 years since the unexplained disappearance of sisters Faloma and Maleina Luhk from a school bus stop in As Teo village on Saipan and now their aunt is speaking out that the key to solving ...

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What are the best detective games on PC? We've all seen an episode of CSI or Law and Order, read a John Grisham book, or listened to a true crime podcast and thought, "Yeah, I could do that. I could ...

“There are three boxes,” begins the puzzle, posted on Reddit this past weekend and no doubt everywhere else at some point too ...