You need have an internet to connect to Youtbe, when you run this app.
1. Enjoy learning math with Robotics(與機器人一起快樂學習數學)
2. 12 math topics with 12 projects(12 個與數學有關的實作專案)
3. You need to have the internet when you run the class.
4. Support(支援) English, 繁體中文, 简体中文
5. The best device will be 10" display. (最適合10吋平板)
