KNEX Collect & Build Ferris Wheel - three of three in the new Amusement Park Series! Motorized for realistic performance that takes the seats around the wheel! This set comes with over 400 parts, primarily rods & connectors, to build a K"NEX thrill ride that stands over 1.5 feet tall. And, if you collect Corkscrew Coaster and Vertical Viper (sold separately), you can have a working amusement park right in your home. Collect and Build Ferris Wheel: " Three of three in the new K"NEX Amusement Park Series 2 " Comes with motor and over 400 parts " Combine with the KNEX Corkscrew Coaster and Vertical Viper for a working amusement park (each sold separately) " Requires 2 AA batteries (not included)