Below are some websites to use that relate to history and geography topics. If you find some more, please leave a comment with the URL so they can be added in here.
Aboriginal culture – by aborigines, by the didjshop including stories, Australian government portal with many links, many things aboriginal, traditional foods, general links on variety of topics, twelve canoes website,
Films or book reviews – Rabbit Proof Fence,
Indigenous Australians at War – many links and stories,
Timeline of events – essay beginning with dates, last half of page, Wikipedia article with links, another wikipedia article, great timeline for 20th century, Australian Story ABC timeline, Australian History by each decade,
Movie clips – Australian Screen clips of movies,
Primary sources – National archives indigenous records, other archive records to check especially photo databases, arts and dance picture trails, find images at Picture Australia but check out the FAQS,