How to prepare for the OC test

The OC test is the NSW Opportunity Class Placement Test, sat in Year 4 for entry into an Opportunity Class in Year 5. It is a computer-based test with three parts — Reading, Mathematical Reasoning and Thinking Skills — and no writing task. The best preparation is calm, steady and format-aware, and it can be done with free practice.

What the OC test is & who it's for

Opportunity Classes are classes for high-potential students in Years 5 and 6, usually in government primary schools. Places are offered through the OC Placement Test, which children sit in Year 4 for entry the following year. It is one single, timed test taken on a computer. Applying is optional, and families nominate the schools they would like their child considered for as part of the application.

What it tests

The OC test has three multiple-choice sections. There is no writing task, and questions draw on concepts from the NSW curriculum up to Year 4.

• Reading — understanding and interpreting short passages across different genres. Sample idea: after a short poem about a storm, choose the line that best shows how the writer feels about the weather.
• Mathematical Reasoning — solving worded, multi-step problems rather than plain sums. Sample idea: a bus leaves every 15 minutes from 9:00 am; what time does the fourth bus of the day leave?
• Thinking Skills — logic, pattern-spotting and careful reasoning. This is the least familiar section to most children, so it often improves the most with practice. Sample idea: given three true clues about who sits where at a table, work out who is next to the window.

How placement works

Placement is based on test performance only — school assessment marks are not part of the OC decision. Each child receives a test score, and offers are made in order of merit for the schools listed on the application. Because of this, the schools you nominate matter: think carefully about which Opportunity Classes suit your child and your travel, and list them in genuine preference order. There is no fixed pass mark; the entry score varies year to year and from school to school, and no amount of preparation can guarantee a place.

A sensible prep plan

You do not need heavy tutoring. The department itself says coaching is not necessary. A light, steady approach works best:

• Start early and light. Build a daily reading habit and gentle problem-solving months ahead, focusing on understanding rather than speed.
• Keep it short — about 15 minutes a day. Little and often beats long, rare sessions, and it keeps a nine-year-old willing.
• Build format familiarity. Practise on a screen, get used to multiple-choice questions and a ticking clock, and remember there is no penalty for wrong answers — so every question is worth attempting.
• Review mistakes together. The learning happens when you talk through why an answer was wrong, not from the score itself.

OC vs Selective

In short: the OC test is sat in Year 4 for Opportunity Classes in Years 5–6, while the Selective test is sat in Year 6 for selective high schools from Year 7 — see our OC vs Selective comparison for the full picture.

Test-day tips

• Have a calm morning and arrive early so nothing feels rushed.
• Pack what the official admission details ask for and follow the current instructions you are sent.
• Remind your child to attempt every question — unanswered questions simply score nothing, and there is no penalty for guessing.
• Keep perspective: one test does not define your child, and there are many good paths through school.

For official dates, the application window and free sample questions, visit the NSW Department of Education — Opportunity classes site and search for "opportunity classes".

Frequently asked questions