The Toysmith 4645 80-Piece Marble Run sets the stage for endless creativity and fun for young builders. With a variety of colorful pieces that include curves, ramps, tubes, funnels, and flippers, children can construct intricate marble runs that spark imagination and encourage problem-solving. This engaging set not only challenges the mind but also provides hours of entertainment as kids watch marbles race through their custom-built courses. Made with high-quality, nontoxic plastic, this durable set is designed to withstand numerous constructions and marble races, making it a perfect addition to any playroom. The Toysmith 4645 80-Piece Marble Run features: - 80 colorful construction pieces in solid orange, red, blue, green, yellow, or purple. - 30 marbles for exciting race action. - Includes ramps, tubes, funnels, and flippers for complex designs. - Two start funnels to kick off the marble racing fun. - Easy-to-assemble pieces suitable for small hands and promotes developmental skills. - Sturdy, wear-resistant plastic construction for long-lasting play. - Ideal for children aged 3 and up, fostering creativity and engineering skills. - Product dimensions: 14.45 L x 3.94 W x 10.63 H, weight: 1.86 lb; no batteries required. - Safety warnings: Choking hazard - small parts. Not for children under 3 years.