Makeblock Smart World 3-in-1 Add-on Pack for mBot Neo Programmable Robot Car ToyThis add on pack is designed to bring the smart world concept into the learning experience, more possibilities for exercising collaboration, exploration and problem solving skills. 3 New Expansion Designs: Robotic Arm, Robotic Carrier, Surveying Robot (mBot Neo not included). Variety of Teaching Topics to Create and Collaborate on: such as Smart City, Smart Farm, Logistics, etc.