The Robotime Rokr Marble Night City is a fascinating 3D wooden puzzle that showcases marvelous human engineering. Combining the beauty of science and machinery, this intricate marble run includes a multitude of small gadgets. Assemble the set, turn the crank, and watch the marbles race through the tracks and banked curves.

• Handcrafted funnel-shaped marble run with a 2.5-meter track length.
• Featuring a tower distributor, spiral slopes, crane lifter, wheel lifter, short slide, and small switches. A complex system of gears, drives, and wheels with exciting twists and turns.
• Mechanical model with an endless cycle.
• Learn the principles of Science, Technology, Engineering, and Mathematics (STEM).
• Precisely laser-cut pieces.
• Made from high-quality, safe, and non-toxic materials.
• Develops technical thinking, imagination, attention to detail, and fine motor skills.
• An excellent gift for family and friends for any occasion.

Difficulty: 4 out of 5 (based on Robotime's classification).

Approximate assembly time: 7 hours.

Package includes: Pre-cut wooden pieces, shaft sleeves, 10 steel marbles, sandpaper, wax stick, nuts, handle, steel shafts, illustrated instructions in English, and a QR code for the video guide.

Dimensions of assembled puzzle: Approximately 32.5 x 21.4 x 22.8 cm.