[ Monocular Telescope 3D Puzzle ] - This telescope 3d wooden puzzle is inspired by the monoculars in the Pirates of the Caribbean movies, which is a perfect 1:1 replica of a real telescope, equipped with eyepieces, objectives, a separate structure anda retractable stand. The assembled model size is 13.0 x 9.45 x 12.80inch. [ Multiple Ways to Play ] - Such monocular telescope 3d puzzle model has a 20mm eyepiece and 30mm objective lens, and the viewing distance is about 150-200m in a clear field of vision. Meanwhile, it has a Jolly Roger mirror cover, a retractable tripod,and a separate design for the telescope and tripod, allowing for a variety of scenarios. [ Assembly Tips ] - 314-pcs-project requires great patience and carefulness. Eco-friendly wood sheets, necessary spare parts, illustrated English instructions, all in one package. Any problems occurred during assembly, pls feel free to contact us forassistance. [ Various Scenarios ] - This telescope 3D puzzle can not only be used as desktop decorations, holiday gifts, but also as one of many practical choices for camping outings and family parent-child interaction. [Educational 3D Wooden Puzzle ] - How can children learn while playing? This telescope 3D puzzle can not only offer children the fun of assembly, but also exercise and develop children's imagination, creativity and hand-eyes coordination. What's even,let them understand the scientific principle of the telescope.