Talk:My Little Pony Equestria Girls: Rainbow Rocks/@comment-3410511-20140820232938/@comment-5837525-20140901161949

That implies quite a gap of time between when the Dazzlings discover Equestrian magic is in the human world and when they enroll at Canterlot High.

Unless time flows more quickly in Equestria than it does in the human world -- which would actually explain a few things.