Ha Li Xinsuan Koujue Tiantian Lian (Series)

Ha Li Xinsuan Koujue Tiantian Lian is an Original Net Animation (ONA) created for children, consisting of 48 episodes, each roughly 7 minutes in length. This educational series focuses on the fundamental practice of mental arithmetic, presenting mathematical problems in a visually appealing and engaging format. The series is intended to make learning math enjoyable and accessible for young audiences. It provides a structured approach to improving mental calculation skills, offering daily practice opportunities through its animated content and encouraging children to develop their mathematical abilities.