Rokenbok R/C Dozer with Recycling Center (Old version, only works with Classic wired radio control system) Modular - interacts with all Rokenbok Rokenbok is unique, radio controlled, interactive and expandable, the only RC construction toy Sharpens cognitive thinking, refines motor skills, promotes social skills, cooperative play, enhances creativity and brings families together Rokenbok is winner of over 40 awards Recommended age range 6 to 12 years