Dongdong de yi tian = Dongdong's day -- Xixi de jiao xun = Xixi's lesson -- Nannan he yi liang zi xing che = Nannan and the bicycle -- Beibei de bi sai = Beibei's race -- Yong gan de Zhongzhong = Brave Zhongzhong.
冬冬的一天 = Dongdong's day -- 西西的教训 = Xixi's lesson -- 南南和一辆自行车 = Nannan and the bicycle -- 北北的比赛 = Beibei's race -- 勇敢的中中 = Brave Zhongzhong.