K'Nex 51438 TYPHOON FRENZY ROLLER COASTER BUILDING SET Building Kit , Gray

Bring a wave of fun from the ocean to your living room with the new Typhoon Frenzy Roller Coaster Building Set from K'NEX! Build with over 640 K'NEX parts & pieces like rods, connectors and track and add motorized power to send the silver coaster car twisting and turning through over 19 feet of swirling, non-stop action! Plus, download exclusive instructions to build an incredible second model, the Tsunami Surge Coaster! All K'NEX rods and connectors are made in the USA! Ages 9+.