4D Puzz now introduces you the most detailed of 3D model kit for Harry Potter Hogwarts Astronomy Tower™ from the famous Wizarding World™! This model will guide you through a multi 3D design assembly of the magical Astronomy Tower™ from famous Hogwarts Castle™.  Astronomy Tower ™ is the largest section of Hogwarts™ and is where students study astronomy.  Each sheet is made of paper foam core, allowing the most detailed replica of Hogwarts Astronomy Tower™. Fully assembled the model 16.7” x 17.6” x 12.8 “. This assembled model can also be attached to the Hogwarts Great Hall (sold separately) to form together a whole giant replica of Hogwarts Castle.  Approximately 4-6 hour assembly time, no tools required.