This engaging science kit is designed to captivate young engineers and scientists. With components to build wooden and electric belts, children of physics and engineering. The kit promotes hands-on learning, critical thinking, and problem-solving, making it a valuable addition to any child's learning toys. Features -Color:Multi -Material:Wood and plastic -Size:29.50X9.90X9.30cm/11.59X3.89X3.65in -Inspires interest: aims to develop elementary students' interest in physics experiments, encouraging scientific curiosity and improving learning outcomes. -Diy engagement: promotes hands-on learning and logical thinking through diy projects, enhancing practical skills and making learning more enjoyable and effective. -Varied experiments: offers a variety of physical experiments that cover numerous scientific principles, aiding in the understanding of physics and the development of scientific thinking -Safe materials: constructed from safe materials, ensuring the health and safety of children, providing peace of mind for parents -Flexible use: suitable for home and school settings, can be used as a teaching aid for science classes or as a part of parentchild activities, promoting family interaction Package list: 4 x set of diy Belt Kit