Snap Circuits R/C Snap Rover Electronics Exploration Kit | 23 Fun STEM Projects | 4-Color Project Manual | 30+  Snap Modules | Unlimited Fun Can run up to 3 rovers at the same time Multi-function, wireless remote control, Left and right turning control Clear and concise Illustrated Manual Included Easy to build using Easy to follow directions Can run up to 3 rovers at the same time Multi-function, wireless remote control, Left and right turning control Clear and concise Illustrated Manual Included. Easy to build using Easy to follow directions.