This 500-piece jigsaw puzzle is no lay-up. But if you beat it, you could win $1 million.

You probably know at least one jigsaw puzzle fiend. They exist all around, even though you can't always spot them on site. From a tween to a frat boy, from a mom to a scientist to a garbageman to a grandparent, puzzles are one of those leisurely pastimes that cut across gender, ethnicities, and socio-economic backgrounds. — Read the rest