Put your skills to the test with this jigsaw puzzle with trademarked, square die-cut pieces reminiscent of the iconic 3D combination puzzle. This collection is available as 200- or 300-piece sets, each featuring digitally pixilated images created on an app that replicates mosaics made from stacked cubes. The puzzles are made with patented, Sure-Lox technology, ensuring precisely cut puzzle pieces that fit together perfectly every time. These challenging jigsaw puzzles are designed for brave puzzlers ages 14 and up.