这个故事的目的是教孩子们如何通过学习使用便盆来实践良好的卫生习惯。作者巧妙地利用幻想作为一个有趣的元素，让孩子们在父母的指导下学习和练习这些生活技能。 This story is aimed at teaching young children how to practise good hygiene by learning to use the potty. The writer has cleverly used fantasy as an interesting element to enable children to have fun learning and performing these living skills with their parents' guidance.