Visit the Deakin University website (link below) for more tips and hints
Some sources suggest that if you're aiming high, you need a minimum of 45 hours per subject revision time as well as spending time working through past exam papers. This will help keep your stress at a healthy level (yes, a certain amount of stress keeps you motivated).
So its a good time to start to
Elevate Education's website provides exam prep, sample questions and revision hints, subject based revision. click here for the student portal
TSFX have pages of hints and tips
TSFX also have a range of free resources through their "Edge Online"
Please note: websites and resources are provided for your information only. This is not a comprehensive list and the school does not endorse any particular organisation.