This Thames & Kosmos Robotics Smart Machines set is designed for kids aged 8 and up, offering a fun and educational way to learn about robotics. This package includes tracks and treads for creating interactive and engaging robot contraptions. Made by the reputable brand Thames & Kosmos, this set is sure to spark creativity and curiosity in young minds. The product dimensions are 19.09x12.8x3.9 inches and weighs 3.3 pounds, making it convenient for transportation and storage. Please see photos for item condition. Item comes from pet/ smoke free home. Item will ship within 2 days of received payment. Thank you.