Buzz into action with the K'NEX Hornet Swarm Roller Coaster!
Build a motorized, moving roller coaster that stands up to 81cm (2.7 feet) tall, using easy-to-follow, step-by-step building instructions.
The set includes a motor, chain lift, coaster car and over 5 metres (19 feet) of track. An alternative coaster design can also be built, from dowloadable instructions.
Motor requires 2 "AA" batteries, not included.
Age with parental help: 7+
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