Watch the marble twist, turn on a tubular delight of a ride with the Galt 30-piece Marble Run! Build a myriad of creations with this Marble Run building set that comes with 24 brightly colored pieces and 6 speedy marbles. Get ready for quite the marble run of races, whether kids build simple runs or more complex structures with this beginning building set of slot-together plastic pieces. With the 30-piece Marble Run, kids will be amazed as the marbles travel through all of the building pieces, challenging them to build things bigger, better, and faster!