Description: 【Mars Cleaning Truck DIY Kits】: This Science Diy Toy Materials Package is primarily composed of wooden boards, motors, battery boxes, fan , wheels, five cups and light shafts. It's a great tool to stimulate children's curiosity and desire to search the world around them. 【Educational Tool】: Mars Cleaning Vehicle kits helps to cultivate children's interest in science and broaden their thinking. It also exercises their hands on ability and stimulates their natural curiosity and exploration skills. 【Skill Development】: This DIY Mars Cleaning Truck Materials Package encourages children to think independently while enhancing their imagination and creativity. It provides an great opportunity for kids to improve their manual dexterity. 【Quality Material】: This Science Diy Toy Materials are mainly of wood material ensuring durability and longevity. The dimensions of the finished Diy toy is18cmx9cmx9.5cm/7.09inchx3.54inchx3.74inch. 【Package Includes】: Each package comes with 1 set of Mars Cleaning Truck DIY kits which makes it a great gift for young science enthusiasts. Specification: Material: Wood Size Chart: 18cmx9cmx9.5cm/7.09inchx3.54inchx3.74inch Package Includes: 1 Set DIY Wooden Science Experiment Mars Cleaning Truck Kits