Knex revolution ferris wheel building set
This motorised rail driven rotating ferris wheel can spin both clockwise and counterclockwise at two different speeds this set comes with 344 parts primarily rods and connectors to build a knex thrill ride and if you collect the clock work roller coaster building set and the infinite journey roller coaster building set sold separately you can have a working amusement park right in your home a great gift for builders ages 7