Give your little racing driver a cool challenge with this LEGO® Technic™ (42103) Dragster. They'll love learning how to assemble their very own Dragster model kit. Once built, the fun goes on. Set up the mini traffic lights then pull back the toy car and release to send it zooming along. Action-packed LEGO gifts. Kids will love the bold colors of this car. See the flames shooting from the exhaust, just like a real dragster! And with this 2-in-1 set, kids can develop problem-solving skills, rebuilding the drag racing toy into an ace pull-back Hot Rod. Which is their favourite? The wheelie-performing Dragster or the super-cool Hot Rod? Learn and play with this cool engineering toy. The LEGO Technic universe offers advanced building toys for young LEGO fans ready for their next building challenge. Printed instructions are included. Or to discover a fun new way to build the model drag car, see the digital Instructions PLUS, from the free LEGO Life app. With zoom and rotate tools, this cool app helps kids build independently.