Once he is on his own, (ie; college) he will have to do this for himself. His propensity for shortcuts could result in withdrawal of funding for his scholarship. He needs to be aware that he is entering the Land of Adults, and needs to conduct himself as if he WERE one...
He could pretend he is in an acting class and is asked to portray an adult... Hmmmm...food for thought...
LOL!
Colleges have learned that even students with top test scores often need to develop writing skills in the first year. Appalachian State has a writing tutorial center where staff and volunteers will provide the same kind of help I'm giving Tom ... although they wouldn't do a full rewrite just because he procrastinated!