what about if you had a driving test or any other type of exam? done loads of exams over the years, same applies.....get up early, do your revision or whatever for the first half of the day with plenty of short breaks (i.e. 10 mins per hour), and then the second half of the day go fishing and just forget all about it, you'll sleep like a log that night, when you go back to it the day after your brain will be ready to go again Don't do it the other way round though, you're always buggered after a few hours of fresh air!
Yeh I never revised in the evening. Morning and early afternoon for w