Australia Day is the official national day of Australia. Celebrated on 26th January it commemorates the arrival of the first fleet at Sydney Cove in 1788, the hoisting of the British flag, and the proclamation of British Sovereignty over Australia.
Listen to the Australian National Anthem here
Australian Timeline from Downunder Literature
History of Australia Day in more detail
Maps of Australia here at A to Z Teacher stuff and here
Lots of Aussie things here at Teacher Planet
Australia craft ideas for younger children here at first school