This giant globe model is definitely a challenging project for both teens and adults. Full participation of the families is highly recommended. Differing from other wooden globe model kits, 3D map gives you a better visual experience. It also comes with blue colour pieces instead of completely wood colour, looks more real & vibrant. Great decor for home and offices. More secure & knit structure for spherical 3D puzzles. Reliefs of Eight Wonders on each side of secret drawers, they're the great treasures of human civilization. Secret box design on the bottom, rotate the wooden knob to unlock the boxes, please notice the matching of constellations and astrological signs. It's a DIY craft set and functional globe model both. Allows you to observing the Earth and understanding more intuitively. It would be very helpful to improve people's ability to mental focus and exercise people's hands-on ability & logic thinking skills during self-assembly.