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K'NEX Double Doom Roller Coaster Building Set
Two coaster cars equal double the trouble with the Double Doom Roller Coaster Building Set! Build with 891 K'NEX pieces including classic rods, classic connectors, and track that build a model over 3-feet high! With the motorized action, your 2x coaster cars will go on a twisting and turning ride. For more fun, download instructions for a 2nd coaster. Models can be built one at a time. Requires 2x "AA" batteries (not included). Rods and connectors Made in the USA. Ages 9 and up.
Entertainment Earth, Inc. markets and sells products, including children's products, for
purchase by adults 18 years and over. If any product you are ordering is intended for a
child please assume all of the following warnings may apply to that product:
WARNING: CHOKING HAZARD-Small parts. Not for children under 3 years.
WARNING: CHOKING HAZARD-Children under 8 years can choke or suffocate on uninflated or broken balloons. Adult supervision required. Keep uninflated balloons from children. Discard broken balloons at once.
WARNING: CHOKING HAZARD-This toy is a small ball. Not for children under 3 years.
WARNING: CHOKING HAZARD-Toy contains a small ball. Not for children under 3 years.
WARNING: CHOKING HAZARD-This toy is a marble. Not for children under 3 years.
WARNING: CHOKING HAZARD-Toy contains a marble. Not for children under 3 years.