Ravensburger 3D puzzle. Put fun puzzles in three dimensions with 3D puzzles from Ravensburger! Thanks to our Easy Click technology, the plastic puzzle pieces fit exactly together. Create 3D objects with individually shaped and flexible puzzle pieces - no need for glue! Collect the world's most famous buildings as puzzles i.a. The Eiffel Tower or Empire State Building, or find your favorite among our large selection of 3D puzzles with different number of pieces. Have fun with the 3D puzzle!