THE morning air was still cold. But from afar, one could see a group of grade-5 elementary schoolchildren in boats, about 100 meters from the shore. They were divided into groups of four to five children. Each boat was following the same activity: one of the children stayed in the boat taking notes, the rest were diving. “We swim and dive, and then our teacher asks us questions, depending on the day’s task,” said Yakub cheerfully. They enjo