The Learning Journey Techno Gears Marble Mania Orbiter is a space-themed set which sends marbles careening through twists and turns for hours of entertainment and engaging fun. About The Learning Journey International The Learning Journey designs and manufactures the finest in children"s interactive educational toys and games. Each of the company"s products develops and builds on necessary skills children need for school and beyond. The company has won a number of awards, cementing the Learning Journey"s reputation as one of the finest designers and distributors of educational toys in the United States -- and worldwide. Glow-in-the-dark 200-piece marble run kit. Hand-cranked lifter returns marbles to the top. "Orbiter" space theme. Recommended for ages 6 and up. Dimensions: 19L x 7.5W x 28H in..