Ms. Xin-Yun Tsai, Secretary of the Tainan Chapter of the Wilderness Conservation Society, was invited to come and guide the class. Through the environmental board game, the class was taught to simulate the process of the water cycle in the environmental board game, and to learn about environmental protection, water conservation and energy conservation through teamwork and strategic conservation in the game, which included dolphin rescue, habitat restoration, and stranding of an oil tanker, among other simulations.