Encourage your child’s creativity, imagination and love of vehicles with the K’Nex Rad Rides Building Set. With 206 classic K'NEX pieces, this building set gives children an outlet to learn and enjoy themselves at the same time. The K'NEX building system is composed of colourful plastic rods and connectors that snap together with a simple "click"! With the included parts, build 12 awesome vehicles, one at a time. The included instructional booklet guides your engineer in constructing truly amazing creations.