K'Nex Thrill Rides Big Ball Factory Building Set
After 20 years in the K'NEX vault, the K'NEX Big Ball Factory Building Set has returned, allowing kids to get more creative and scientific with the building process!
- Set contains 3152 classic K'NEX pieces to build a working Ball Machine.
- Set includes a battery-powered motor that gives life to the K'NEX pieces. Requires 2 "AA" batteries, not included.
- Build 2 unique models out of the same box! Models can be built one at a time.
- Set comes with an easy-to-follow instruction manual. Ideal for kids 12 and up.
- STEAMagination - It's the connection of STEAM (science, technology, engineering, arts, & math) with a child's curiosity and creativity. It powers the fun of each K'NEX set.
- K'NEX Thrill Rides allows each child to build bigger models that move to create an amusement park right in their home!
- Age: 12+