Your child can build a spine-tingling, space-themed coaster with the K'NEX Cosmic Twist Coaster Building Set. The Cosmic Twist is sure to thrill advanced builders and coaster fans alike. This motor building set consists of 637 pieces with which your child can use his/her ...Your child can build a spine-tingling, space-themed coaster with the K'NEX Cosmic Twist Coaster Building Set.
The Cosmic Twist is sure to thrill advanced builders and coaster fans alike. This motor building set consists of 637 pieces with which your child can use his/her creativity to build unique models. It is ideal for children who are ages 9 years and above.
When the metallic car climbs the chain lift, graphic flags pop up, amusing your child. This kids building set runs on 2 AA size batteries.