http://www.bbc.com/news/magazine-27888329
There's a couple that I've never heard before amongst them. 
Quiz: https://australiainfo.com.au/wp_quiz/australian-slang-quiz/
I guess there is no surprise I passed with flying colours. 
My favourite that I've found :)
Funny video: https://australiainfo.com.au/language/
Quiz: https://australiainfo.com.au/wp_quiz/australian-slang-quiz/
Dictionary: https://australiainfo.com.au/slang/