The State Library of NSW; you will have to become a member to use this website but it will give you access to an amazing amount of resources. Remember this one for when you go to uni!
The Australian Collaboration :
The Australian Collaboration is a consortium of peak national community organisations representing social, cultural and environmental constituencies and interests … the information here is relevant to contemporary Australian society.
The Spinney Press: Contains web links for students that cover a range of topics - open it up to see.
Australian Newspapers Online - this is a web link that will allow you to search a large range of Australian online newspapers at once! Australian newspapers online
Australian Journals Online - this link will take you to a site that allows you to search journal articles.