PRO-L Masterbox, 388 Pieces Per Set

Stimulate your child's developing mind and channel their creativity with Geomag MASTERBOX PRO-L 388 piece magnetic construction set. Your little engineer-in-the-making will gain the tools to build architecturally sound structures like a bridge using panels, magnetic rods, and non-magnetic steel spheres. With a little imagination, they can build something more fantastical and abstract! This STEM.org certified toy is designed to help children develop hand/eye coordination, motor skills, problem solving, and visualization through the science of magnetic construction. PRO L magnets are 30%+ stronger than our classic line allowing for larger creations.