If you have a laser printer ... Once you’ve got the puzzle cut out, you can seal up the surface nicely, toss it in a box, and then you’ve got a personalized present. To put it together ...

"Unveil the excitement with this mystery box, masterfully crafted with precision laser cutting and equipped with a secret latch. It’s not just a box—it's a challenge that will leave everyone guessing.

It sounds like a challenge from a [Martin Gardner] math puzzle from the Scientific ... and tab connection we’re used to seeing in laser-cut boxes, but adds a living flex-hinge to curve each ...