Encourage your children's creativity, imagination and love of vehicles with the K’NEX Rad Rides Building Set! With 206 classic K'NEX pieces, this building toy for ages 7 and up gives children an outlet to learn and enjoy themselves at the same time. The K'NEX building system is composed of colorful 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. In the process, this educational engineering toy will put your child on a path towards a better understanding of STEAM (science, technology, engineer, arts, and math) subjects. Encourage your children's creativity with the K'NEX Rad Rides Building Set today! Age: 7-12 Product Dimensions: 22.9 x 22.9 x 5.1 cm