The Australian Curriculum framework for Arabic, including both F-10 and 7-10 Sequences and Strands.
SBS Arabic: news, articles, community information and podcasts in Arabic.
World news in Arabic via the BBC.
Arabic Online within the Common European Framework of Reference for Languages (CEFR).
The Mezzofanti Guild has, among many other resources, plenty of listening practice in a range of Arabic dialects.
Arabic Quick! is another great source, including a guide to the Arabic alphabet.
Fluent in Three Months: Arabic has 33 different resources and online class support.
L-Lingo also has accessible content for Arabic learning.
Let's Read Asia has a wide range of story books available in many languages.