Jigsaw blocks can be used to create roads, houses, naturally generated structures, and more. They can also generate a specific type of house or village structure, depending on what level the block is ...

As avid puzzlers know full well, the humble jigsaw puzzle is a thing of beauty in multiple ways. Not only are jigsaws an absorbing time sink, but multiple studies have demonstrated they are good for ...

Abstract: This paper introduces new types of square-piece jigsaw puzzles: those for which the orientation of each jigsaw piece is unknown. We propose a tree-based reassembly that greedily merges ...

Traditionally, jigsaw puzzles have been made by using, wait for it, a jigsaw—though it’s also called a scroll saw. If you’ve never seen one, a scroll saw has a fine, straight blade that’s usually ...

An entire family let out gasps of delight when they place the final piece into a jigsaw that revealed their son and his partner were set adopt. Members of Brian Ritter's family could not believe it, ...