https://support.google.com/edu/classroom/thread/336093261/will-c%F0%9D%9A%98%F0%9D%9A%92%F0%9D%9A%97%F0%9D%9A%8B%F0%9D%9A%8A%F0%9D%9A%9C%F0%9D%9A%8E-refund-money-ask-for-help-%F0%9F%92%AC?hl=en