Empire state building night 3d puzzle a brand new ravensburger 3d jigsaw concept using the latest puzzle technology from germany this puzzle uses unique hinged plastic pieces which slot together to build a sturdy and strong building no glue required puzzle has got 216 high quality plastic pieces and measures 44cm tall when complete each puzzle piece is printed with a number on the reverse side so you can either assemble the puzzle by eye or just by following the numbers puzzle co