3D Puzzle Harry Potter, Hogwarts Astronomy Tower by Cubic Fun. The package includes 1 3D puzzle of 243 pieces, which helps to exercise spatial thinking and dexterity by providing hours of fun! Combine power and imagination for a beautiful creation! Easy assembly, no scissors or glue required and each piece is made of secure materials that easily fasten together! Dimensions: 447 x 425 x 326 mm.