The practice of making paper cup rockets by hand aims at cultivating and exercising teenagers' hands-on ability, stimulating the inspiration and enthusiasm of hand-made creation, and helping children gradually establish a sense of belonging to the country and a sense of pride in the nation. Handwork refers to some interesting small projects or hand-made projects. Generally speaking, it is to make common materials in life into various ornamental or practical objects. The concept of handcraft is very broad and there are many classifications. As long as it is not done in batches by machines, it is done by people themselves.