On a hot summer morning, Özge, with her mother and father, went by train to visit her aunt in Ankara. Özge was very happy about taking a journey with her family. In the course of the journey, Özge decided to drink tea with her mother. However, since the weather was very hot, Özge added cold water to her tea. Özge and her mother drank the tea with a cube of sugar. Both of them, at the same time, put in a cube of sugar and waited without stirring. After a while, Özge realized that the sugar, in her mother’s tea, had dissolved quicker and she was surprised by this event. Despite putting in a cube sugar to their tea at the same time, she did not know why a cube sugar had dissolved quicker in her mother’s tea.