The ultimate open-ended marble-run adventure!
The 175 high-quality tracks, obstacles, connectors, drop-ins, and landing bases easily slide together and hold strong any way you can imagine.
Send the 25 marbles rolling through straight tracks, curved tracks, clickity-clackity tracks, spinners, vortexes, and more.
There’s even a special tilt-dropper that tilts with the weight of the marble and drops it from one level to the next!
Simple yet strong, the 200 piece Mega Marble Run Marathon is an ideal introduction to the endless joys of creative engineering.
200 pc Mega Marble Run Marathon
Large, open-ended marble run set
Encourages fine motor skills, spatial reasoning, problem-solving, creativity
A thrilling adventure in engineering and physics
Loads of unique tracks and obstacles keep the excitement rolling
Includes 175 tracks and connectors, 25 marbles
Connector cylinders each measure 1.5 x 1 inches
High-quality materials and construction – Exceptional marble-run experience!