Build 3 different models with just one set. Brictek's Space Invader can be built into 3 different space craft's with just one kit. Not only can you defend the galaxy, but you can change up your space craft whenever you want to! Kids will love to build all new space ships and stations over and over. Designed for ages 6 and up, the Space Invader has 174 pieces that can be built into 3 different models, and complete building instructions.