The Ravensburger Children's World Globe 180 Piece 3D Puzzle is a fantastic way to learn about the geography of our world, including countries, continents & oceans! The 180 curved plastic pieces build into a sturdy 3D sphere, which comes with its own clever stand so the finished globe can be rotated. This puzzle uses unique plastic pieces, which slot together to build this sturdy & strong model with no glue required. 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. The finished puzzle measures 20cm in diameter when complete.