Mr Shugg said the school, one of three eastern-subrubs schools considered to be disadvantaged, had complex issues to deal with.

"Some of our families come from very low socio-economic backgrounds. We have a lot of non-English speaking background families and they (all) bring with them a lot of other issues that other students don't bring to school with them," he said.

Before 2006, the school had never been above average in national testing.

"Since 2007, we have been regularly above average in most areas in Years 5 and 7, and Year 3s are above average in all areas," he said.

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