NSW Opportunity Class
(OC) Test Preparation
Complete OC test preparation for Year 5 entry. Full mock tests, 1,400+ practice questions, Strategy Lab, Mental Maths drills, daily vocabulary, and revision on every mistake, all tailored for the OC test format and difficulty.
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What is the NSW OC Test?
The NSW Opportunity Class (OC) Placement Test is a competitive entry test sat by Year 4 students for placement into Year 5 Opportunity Class programs. It is computer-based, runs for 110 minutes across three sections (Reading 14 questions/40 min, Mathematical Reasoning 35 questions/40 min, Thinking Skills 30 questions/30 min), and has no writing component. There are 1,840 places available across 89 opportunity classes in NSW, plus 100 places at Aurora College for rural and remote students.
Inside the OC Test
The OC test runs for 110 minutes across three sections. There is no writing component.
Mathematical Reasoning
35 questions • 40 minutes
Five answer options (A to E). Covers number, algebra, fractions, money, geometry, time, data and probability, calibrated for Year 4 level.
Thinking Skills
30 questions • 30 minutes
Four answer options (A to D). Covers deductive logic, conditional logic, arrangement puzzles, evaluating arguments, and spatial reasoning.
Reading
14 items • 40 minutes
Four answer options (A to D). Single prose extract, poetry comprehension, sentence-insertion cloze, and thematic 4-extract matching.
Important: The OC test does NOT have a writing component (unlike the NSW Selective High School test).
OC Test Key Dates (2027 Entry)
These are the official NSW Department of Education dates for students applying to start Year 5 OC class in 2027.
| Milestone | Date |
|---|---|
| Applications open | 6 November 2025 |
| Applications close | 20 February 2026 |
| OC Placement Test | Friday 8 - Saturday 9 May 2026 |
| Make-up test (illness or misadventure only) | Friday 22 May 2026 |
| Last day to update preferences | 5 June 2026 |
| Results released | 9 September 2026 |
| Year 5 OC starts | Term 1, 2027 |
Apply at the official NSW Department of Education portal:
shsoc.education.nsw.gov.auFor 2028 OC entry: Applications expected to open in November 2026. Test expected in early May 2027. Exact dates have not yet been announced by the NSW Department of Education.
Built for the OC Test, Not Generic Test Prep
Every feature is tailored to the OC test format and Year 4 difficulty level.
Strategy Lab for OC
Named strategies that teach your child how to think through every OC question type, covering reading inference, mathematical reasoning, and thinking skills.
- Step-by-step worked examples for every OC strategy
- 5-stage mastery system with 80% accuracy gates
- Calibrated to Year 4 OC difficulty
Mental Maths for Speed
The OC test gives just over a minute per maths question. Build the mental calculation speed your child needs through daily timed drills.
- Named mental calculation strategies
- Timed drills (1, 2, 5 or 10 minute sessions)
- Speed and accuracy tracked separately
Daily Vocabulary
OC reading rewards strong vocabulary. Your child learns 10 new words every day with sentence practice and quizzes.
- 10 new words every day (never repeats)
- Personal vocabulary bank with mastery tracking
- Sentence writing and quiz reinforcement
Everything Else for OC Test Success
From daily practice to full mock tests, every feature is OC-tailored.
1,400+ OC Practice Questions
Reading, mathematical reasoning, and thinking skills questions calibrated to the real OC test format and Year 4 difficulty level.
Personalised Daily Study Plan
Every day we tell your child exactly what to practise based on their target OC test date and weak areas. No decision fatigue, just steady progress.
Full-Length OC Mock Tests
Computer-based mock tests that mirror the real OC test: 35 maths (A to E options), 30 thinking skills, 14 reading items, 110 minutes total. Section-level scoring.
Revision: Master Every Wrong Answer
Every wrong answer is saved. Re-attempt them anytime, practise similar questions on the same concept, and watch the "mastered" count rise.
Saved Questions & Practice Similar
Bookmark any tricky question and generate similar ones to practise the same concept. Build mastery, not memorisation.
Parent Dashboard
See exactly which OC topics your child is strong in and where they need more work. Topic and subtopic level analytics across every section.
How to Prepare for the OC Test
A realistic approach for Year 4 students, whether you are starting a year out or only have a few months.
1. Build the underlying skills first
Before question-type practice helps, the fundamentals need to be solid. For Mathematical Reasoning that means Year 4 number sense, fractions, decimals, money, time, geometry and reading data from tables and graphs. For Reading it means vocabulary and the ability to infer meaning that is not stated directly. A child who is guessing at fractions will not improve by doing more OC-style questions on fractions. Fix the skill, then practise the format.
2. Learn the question types, especially Thinking Skills
Thinking Skills is the section that surprises families most, because it is not taught at school. Students face logic puzzles, sequences, spatial reasoning, identifying assumptions and spotting flaws in an argument. These have recognisable methods, and a child who knows the method solves in seconds what would otherwise take minutes of guessing. The aim is not to drill answers, it is simply that your child should not be meeting a question format for the first time on test day.
3. Practise against the clock
The OC test gives roughly 68 seconds per Mathematical Reasoning question, 60 seconds per Thinking Skills question and just under 3 minutes per Reading question. Many capable students lose marks purely to pacing, not knowledge. Timed practice teaches a child to recognise when to move on and come back, which is a skill in itself. The test is computer-based, so practising on a screen rather than only on paper matters.
4. Review every mistake properly
This is the step families skip most often, and it is the one that actually moves scores. For each wrong answer, work out whether it was a knowledge gap, a misread question, a careless slip or a timing problem. Those four causes need four different fixes. Plan to spend at least as long reviewing a practice test as your child spent sitting it.
5. Keep it sustainable
Twenty to thirty minutes on most days beats occasional long sessions, and it protects a nine or ten year old from burning out months before the test. Most families start 6 to 12 months out. If you are starting later than that, do not try to cover everything. Pick the two weakest sections and concentrate there.
OC Test vs Selective High School Test
Two different tests, different year groups, different formats.
| OC Test | Selective Test | |
|---|---|---|
| Sat by | Year 4 students | Year 6 students |
| For entry to | Year 5 OC class | Year 7 Selective HS |
| Total time | 110 minutes | 155 minutes |
| Sections | Maths, Thinking, Reading | Maths, Thinking, Reading, Writing |
| Maths options | A to E | A to E |
| Writing component | No | Yes (30 min) |
Preparing for the Selective High School test instead?
View Selective Test PrepFrequently Asked Questions
What is the NSW Opportunity Class (OC) test?
The NSW Opportunity Class Placement Test is a competitive entry test administered by the NSW Department of Education. It is sat by Year 4 students applying for placement into Year 5 Opportunity Class programs in NSW public primary schools. Opportunity classes are dedicated programs for high potential and gifted students in Year 5 and 6.
When is the NSW OC test in 2027?
The most recent OC test was held on 8 and 9 May 2026 (for Year 5 entry in 2027). The next OC test, for entry in 2028, has not been officially announced yet, but based on previous years it is expected in early May 2027, held over a Friday and Saturday with students allocated to one day only. The NSW Department of Education confirms the exact dates closer to the time.
Who can sit the OC test?
Students currently in Year 4 (or end of Year 3) can sit the OC test, for entry into Year 5 the following year. Students must be aged between 9 years 5 months and 11 years at the time they start Year 5. Applicants can attend a NSW public school, non-government school, home study, interstate school, or overseas school, but families must be living in NSW by the start of the school year of entry.
What does the OC test cover?
The OC test has three sections: Reading (14 questions, 40 minutes, A to D options), Mathematical Reasoning (35 questions, 40 minutes, A to E options), and Thinking Skills (30 questions, 30 minutes, A to D options). Total test time is 110 minutes. The OC test does not have a writing component.
Is the OC test computer-based?
Yes. The NSW Opportunity Class Placement Test is computer-based. Students complete all sections on a computer at the test centre. Students may use blank paper for working out but cannot use a calculator or dictionary.
How is the OC test different from the NSW Selective High School test?
The OC test is sat by Year 4 students for Year 5 OC entry, while the Selective test is sat by Year 6 students for Year 7 selective high school entry. The OC test has no writing component, uses A to E options for Maths (same as Selective Maths), and runs for 110 minutes total (vs 155 minutes for Selective). Both tests share the same application window (6 November 2025 to 20 February 2026 for 2027 entry) but have different test dates.
How many places are available in NSW Opportunity Classes?
There are 1,840 places available in Year 5 opportunity classes across 89 schools in NSW (57 metropolitan and 31 rural/regional), plus 100 places at Aurora College for rural and remote students (50 boys and 50 girls). Applicants can list up to 4 school choices in their application.
When are NSW OC test results released?
Results for the May 2026 OC test are released on 9 September 2026, delivered online through the application dashboard. Selective High School results are released earlier, on 19 August 2026.
How do I apply for an Opportunity Class?
Apply online at shsoc.education.nsw.gov.au, the official NSW Department of Education portal. For 2027 entry (May 2026 test), applications opened on 6 November 2025 and closed on 20 February 2026. The parent or carer should register and submit the application, not the child.
What is the Equity Placement Model for OC?
Up to 20 percent of places at each opportunity class are held for students from the following groups: low socio-educational advantage areas, Aboriginal and Torres Strait Islander students, students from rural and remote areas, and students with disability. The aim is to increase participation from these groups while maintaining academic merit-based entry overall.
How do you prepare for the OC test?
Effective OC preparation has three parts. First, build accuracy on the underlying skills: Year 4 level number, fractions, geometry and data for Mathematical Reasoning, plus inference and vocabulary for Reading. Second, learn the question types, because Thinking Skills in particular uses formats children rarely meet in class, such as logic puzzles, sequences and identifying assumptions. Third, practise under time pressure, since the test allows roughly 68 seconds per Maths question and 60 seconds per Thinking Skills question. Working through practice questions without also reviewing every mistake is the most common wasted effort. The review is where the improvement happens.
When should my child start preparing for the OC test?
There is no official guidance on this, and no amount of lead time is required. A common approach is to start 6 to 12 months out, in Year 4 or late Year 3, which is enough to cover the question types without it taking over a child's year. Starting earlier is not automatically better if it means long sessions that burn a child out. Consistency beats volume at this age. Twenty to thirty minutes on most days, with genuine review of wrong answers, does more than occasional long sessions. If you are starting with only a few months left, prioritise the two sections your child is weakest in rather than trying to cover everything.
Are OC preparation classes or coaching necessary?
No. The NSW Department of Education is direct about this: it does not recommend coaching, states there is no credible research showing that coaching helps a child gain entry, and warns that too much coaching can harm a child's wellbeing. The test is designed to identify critical thinking ability rather than knowledge that can be drilled by rote, and the Department notes children do not need to study extra maths concepts beyond what they already learn at school. What genuinely helps is familiarity with the question types and format so your child is not meeting them for the first time on test day, honest review of mistakes, and some timed practice. That can be done at home, at your child's pace, on their own weak spots.
What is a good score in the OC test?
There is no pass mark. The NSW Department of Education states there are no set minimum entry scores to receive an offer, and the level of performance required for each school depends on the number of vacancies and the applicants in that year. It is also worth knowing that you will not be given a score or a placement rank. The performance report shows where your child sat in one of four bands for each test component, not a mark or a percentage of correct answers. So there is no number to aim for. Because the standard required differs from school to school, listing a realistic mix of choices matters as much as raw performance.
How many practice tests should my child do before the OC test?
Quality matters more than quantity. A useful pattern is regular short practice sets across all three sections, plus a handful of full-length timed mock tests in the final couple of months so your child experiences the full 110 minutes on a computer. Doing many mock tests without reviewing the errors in between tends to reinforce mistakes rather than fix them. Aim to spend at least as long reviewing a practice test as your child spent sitting it.
Source: NSW Department of Education official Selective High School and Opportunity Class pages.
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