Use the included motor to scale virtually anything with the new 4WD configuration. Build 3 motorized models out of the same box! STEAMagination - It's the connection of STEAM (science, technology, engineering, arts, & math) with a child's curiosity and creativity. It powers the fun of each K'NEX set. K'NEX supports the developmental growth of hand-eye coordination, fine motor skills, problem-solving skills, & spatial awareness.
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