When I was in elementary school, holiday time meant visiting my grandparents and doing the Mushroom Puzzle. I would hide the last piece in my fist, and my grandmother would scour the floor for it.

Some of the most devoted hobbyists are willing to shell out big bucks for what one called “a couture puzzle.” “The return of analog is, I believe, the recognition that the simple and well-made can ...

Liberty Puzzles has been making handmade wooden puzzles in Boulder for nearly 20 years, but the company's story started almost 100 years ago. ‘Godfather of AI’ says the technology will create massive ...