The first set of the new amazing Quadrilla Theme Series! Customize your Quadrilla Set and build your Space City! Created for little engineers of the future, now building Quadrilla becomes even more exciting. Imagine, build and personalize your unique Space City. Special glowing marbles run through the buildings. Switch the light off for a magic surprising glow-in-the-dark effect! Buildings, vehicles and rooftops magically light up! This set includes unique new accessories to customize the set: stickers (glowing and regular), glowing space vehicles, special glowing marbles, marble pools and a special dome. Contains 176 pieces (including 30 common marbles and 5 glow in the dark marbles).