Jigsaw puzzles provide an entertaining way to keep your brain engaged, similar to board games, word puzzles, and other brain games. But if you’re a regular puzzle solver, you may need to amp up ...

This counter had to be one slab with no seams where I could do my puzzle,” says Monck, a retiree who typically starts a 1,000-piece puzzle every Friday. “It’s like my Friday night date. Opening a ...