K'Nex Thrill Rides Atomic Coaster

Item #55710 Model 51441

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Small parts. Not for children under 3 yrs.
Science is nuclear fun when it takes the shape of a mammoth 4-foot tall dueling roller coaster from K'NEX!! Check out the Atomic Coaster that offers over 1,250 pieces, 37 intense feet of track, 2 slick cars and a motor that lifts them into the air before they come shooting down the track in a daring race to the bottom! Color-coded instructions included, with an additional model available for download! 95% of the parts in K'NEX Thrill Rides are Made in the USA. Ages 9+. Requires 2 "AA" batteries.
  • Includes 1,255 pieces
  • Builds 4 feet tall
  • Motorized chain lift
  • 37+ feet of track
  • 2 coaster cars
  • Ages 9+
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