Have you ever been about to finish a puzzle, when suddenly you realize there are more holes left than you have pieces? With [Nikolaos’s] 3D printed sliding puzzles, this will be a problem of the ...

With almost 2,500 pieces, measuring 30 metres and weighing 25 tonnes, it has been called the world's largest 3D puzzle ... "We have a massive, flat-pack ship that we need to reassemble and ...