Marble Explorer

ROLLER COASTER DESIGN - This Lift Coaster 3D puzzle is like a real roller coaster, and the ball can be rolled along the track. These designs are inspired by real-life mechanisms. 4 kinds of 3D wooden coaster craft kits bring adults back to childhood and help children enjoy a journey of exploring woodcraft construction. Items Included: Wooden Pieces, Steel Balls, etc. Number of Pieces: 260 Difficulty Level: ★★★★☆☆ Assembly Time: About 6h Age: 14+ Package Size: 318*234*48mm Assembly Size: 255*229*204mm