K"NEX Amusement Park Building Set: * Collect them all (each sold separately): * Corkscrew Coaster, 337 pieces * Ferris Wheel, 475 pieces * Vertical Viper Coaster, 318 pieces * Combine them all for a working amusement park * Motorized; requires 2 AA batteries (not included) * Actual color and style may vary by store; check your local store for availability