Little Story DIY Hydraulic Power Principle, 130 Pieces, Ages 8+, Grey

Little Story DIY Hydraulic Power Principle based 3 - IN - 1 Excavator / Bulldozer / JCB Toy by SAMBOX. A variety of functions to meet your different needs. The toy does not need electricity and a motor, as water can drive the mechanical arm. The advanced exploration hydromechanical technology allows you to enjoy the joy of operating a Bulldozer. Hydraulic JCB kit is made of high - quality plastic material, safe and eco - friendly, firm and sturdy, stable and wear resistant, durable, EN71 Certified. The STEM educational toy is designed to improve children's science, technology, engineering, and math skills, improve their imagination and creativity by building the Excavator arm. Comes with instruction manual. Each step is explained in detail in the instruction manual, is easy for kids to understand to assemble. Best for your li 'l one as birthday gifts, Christmas gifts, party gifts, Children's Day gifts, and New Year gifts. 3 - in - 1: The Toy can be used as Excavator or Bulldozer or JCB. A variety of functions to meet your different needs. Hydraulic Power: No need batteries and motors, water can drive the mechanical arm, the principle of hydraulic power, use operating lever to control various joint activities of mechanical arm. Hydraulic Jaw: Digging, Lifting, and Collapsing, give full play to your imagination, feel the fun brought by the hydraulic jaw. 270° Rotation: The Jaw can be rotated 270° from the base. Kids can easily switch between digging or lifting depending on what they are moving. DIY Assembly Toy: Excavator is constructed by a variety of components, kids need to assemble them together, develop hands on and thinking skills. Safe ABS Material: Hydraulic JCB kit is made of high - quality plastic material, safe and eco - friendly, firm, and sturdy, stable and wear resistant, durable, EN71 Certified.