Discover the captivating H5 presentation '2021五岁童姝颜' designed for the 2021 Autumn semester. This creative work, crafted using the powerful online design tools from Eqxiu.com, showcases the learning journey of a five-year-old child, filled with curiosity and a thirst for knowledge. The curriculum focuses on exploring the internal structure and transmission principles of objects, introducing key mechanical concepts such as gears, pulleys, levers, and cranks. Children engage in building projects that not only challenge their understanding of these principles but also foster problem-solving skills through fun and interactive experiences. The course aims to enhance focus, build confidence, and develop hand-eye coordination. It delves into the application of knowledge in mechanics, including levers, belt drives, worm gears, and gear drives, and introduces the concept of force. By designing and constructing mechanical devices, children are encouraged to apply their knowledge and refine their operational skills. Furthermore, the presentation highlights the children's logical thinking and language skills as they present their creations. With multiple outstanding works displayed, the teacher's message acknowledges the child's significant progress and improved patience, showcasing a remarkable learning experience.