STEM building set fuels creativity as kids design Monster Jam events and launch their truck into high‑energy action Features realistic movements and mechanisms that introduce young builders to the world of engineering in an approachable way Recommended for ages seven and above With 243 pieces, recreate the dazzling Monster Jam Sparkle Smash truck with glittering stars and its iconic unicorn horn Pull back the truck and release it to perform thrilling Monster Jam stunts and arena tricks LEGO Builder app offers digital tools to save sets, monitor progress, and explore models with interactive 3D instructions Ideal birthday gift for kids who love Monster Jam trucks and STEM toys