National Geographic Magnetic Marble Run - 75-Piece STEM Building Set for Kids & Adults with Magnetic Track & Trick Pieces & Marbles for Building A Marble Maze, STEM Project

The National Geographic Magnetic Marble Run 75-Piece set is an exceptional STEM building toy that combines creativity with hands-on learning. This award-winning product was the most backed Kickstarter magnetic super puzzle of all time, and it's easy to see why. The set includes 42 tracks and connectors, 17 trick pieces, and 15 marbles for infinite building combinations. What makes this special is that you can build on any vertical magnetic surface—fridge, lockers, whiteboards, workbenches, and more. The secure snap-fit connectors eliminate frustration and keep the focus on creativity. The detailed instructions and Learning Guide teach about physics and engineering principles while you build. This is perfect for both kids and adults who enjoy hands-on engineering projects. The magnetic design means you can experiment with different configurations easily, and the trick pieces add exciting challenges to your marble runs. It's a fantastic way to learn about gravity, momentum, and engineering design while having fun.