National Geographic Magnetic Marble Run

◀ NatGeo Magnetic Marble Run ▶ 📦 VIEW ON AMAZON: --------------------------------------------------------------------------------------------------------------------------- This wildly creative super puzzle includes 42 tracks & connectors, 17 trick pieces & 15 marbles for infinite combinations, and endless amounts of dynamic fun! This one-of-a-kind marble maze can be built on any vertical magnetic surface like the fridge, lockers, whiteboards, workbenches & more! Explore physics and engineering with the different types of track and trick pieces, creating astonishing chain reactions and intricate paths for your marbles. First, select a combination of track, trick, and connector pieces and arrange them creatively on any vertical magnetic surface. Place a marble at the beginning of the course and watch it make its way down your track. As you experiment and create, simply move the pieces around to make adjustments, add new pathway