Want to know how those girls manage to study that hard? The answer lies right on the top. They do know how to organize their rest. You have a nice opportunity to see how those girls restore their intellectual power in a short time. That is that simple and efficient. Stuff the bitch mouth with a cock and let her suck the needed knowledge to restore her power. And of course it is in your power to check her homework and punish her sweet cunt for the faults this bitch managed to skip. Give her the deserved cock to taste.