Cobble Hill Every dog has its day jigsaw puzzle. All pieces accounted for Benefits of Doing a Jigsaw Puzzle Exercise Memory. Jigsaw puzzles sharpen cognitive function. Current neurology experts assert that puzzles stimulate neuroplasticity and can even slow progressive memory loss. Deepen Connections. Conversations flows naturally as you sort and interlock the design. Relieve Stress. Escaping into the calm of puzzling for as little as 20 minutes can sooth anxieties. It’s the perfect digital detox for you and your loved ones.