ROKR Marble Explorer Swingback Wall Marble Run LG503 [Only Ship To U.S.]

Embark on a journey of human engineering with the ROKR Marble Explorer Marble Run LG504, a captivating 3D wooden puzzle driven by mechanical gears. This design seamlessly blends the elegance of science and machinery, featuring an array of intricate gadgets. Construct the marble run set, turn the handle, and witness marbles careening down slopes and twisting turns.

Key Features:

• SWING BACK RAILS: LG503 Marble Explorer is a meticulously crafted marble run set with a swingback-rail wall. Build it using 219 pieces and enjoy the excitement with 10 marbles.
• MANY GEAR GADGETS: Includes a crane lifter as an elevator, swingback rails, 2 straight rails, 2 curve rails, and a flip-flop switch guiding marbles down two paths.
• STEM CONCEPTS: Engage in hands-on learning of Science, Technology, Engineering, and Mathematics (STEM) principles.
• HOBBY & GIFT: Experience a smooth building process with precise laser cutting. An ideal gift for family and friends.

ROKR Marble Explorer Swingback Wall Marble Run LG503

• Assembly Size: 10*9*8"(25.5*22.9*20.4cm)
• Pieces: 260 PCS
• Assembly Time: 6h
• Difficulty Level: ★★★★☆☆

Recommend Age: 14+