Mummy's American outdoor activities are guided by foreign teachers. They are pure English and have educational purposes. Their purpose is to free children's nature, return to nature, find children's interest, teamwork, and sense of competition, so that children can have a pleasant play, but also cultivate their interest in English learning and enhance their oral English ability. Outdoor activities broaden children's vision, cultivate children's positive and optimistic quality, which not only satisfies children's playful nature, but also gets good education and cognition. Through competition and team cooperation, the game is more interesting. In the process of competition, children can develop a sense of cooperation and learn to understand and tolerate peers.