K’nex Double Doom Roller Coaster Building Set

Amazon.com Price: $44.95 (as of 28/04/2020 15:25 PST- Details)

ENDLESS BUILDING POSSIBILITIES – Create an amazing roller coaster that stands 2.5 feet high! The K’NEX Thrill Rides Double Doom Roller Coaster Building Set allows your children to explore endless possibilities and develop their creativity as they build a real-life working replica of a roller coaster. Alternative roller coaster models can also be built by following the downloadable instructions. This building set is recommended for children ages nine and above.
MORE THAN 890 PIECES – This engineering education toy consists of 891 colorful parts of premium-quality construction. These include plastic rods and connectors connect to one another in different ways to build the Double Doom Roller Coaster. A track that serves as a railway for the two coaster cars is also included.
MOTORIZED CONSTRUCTION TOY – Build your own ride and watch it come to life! This toy set comes with a battery-powered motor that gives life and action to the connected K’NEX rods and pieces. Go beyond your imagination as you build and rebuild models that will take you on an amusement ride. This construction toy requires two “AA” batteries which are not included.