Engino  ECO Motorized Racers Construction Set Advanced set from Engino's Eco-builds innovative construction series Will build three off-road vehicles Contains 162 parts Printed instructions are included Fun and easy to assemble Advanced set from Engino's Ecobuilds innovative construction series will build three racers models Contains 177 parts Printed instructions are included with these fun, easy to assemble models Excellent addition to a home-school curriculum Another fun, educational product from Elenco, the company that brings you Snap Circuits