โมเดลรถยนต์น้ําเค็ม แฮนด์เมด DIY ของเล่นเสริมการเรียนรู้เด็ก

Regarding the product: -- Model: DIY salt water power vehicle -- Material: Plastic -- Packaging: Bagged -- Size: 7 * 10 * 7cm/2.7 * 3.9 * 2.7 inch -- Color: As shown in the picture The parts are complete and require hands-on installation Experience the joy of handicrafts and learn scientific knowledge Parents guide children to complete assembly and promote parent-child relationships Let children understand the principle of saltwater power generation Knowledge point: After assembling the parts completely, pour salt and water into the cup, wait for a chemical reaction to occur in the cup, and then the car can move forward Packaging includes: 1Pcs DIY salt water power vehicle material package 1Pcs instruction manual