Opportunity Class and Selective — FAQ
Concise answers to common questions about the NSW Opportunity Class (OC) test and Selective School placement test.
What is the NSW OC test?
The NSW Opportunity Class (OC) test is a placement test taken by Year 4 students applying for entry to an Opportunity Class in Year 5. It is run by the NSW Department of Education and covers three parts: Mathematical Reasoning, Thinking Skills, and Reading.
What is Mathematical Reasoning?
Mathematical Reasoning is a test section that presents number, measurement, space and geometry, patterns and algebra, and chance and data problems as word problems. It tests logical thinking and number sense rather than memorised formulas.
What is the difference between OC and Selective School tests?
The OC test is taken by Year 4 students applying for Year 5 placement and has three parts: Mathematical Reasoning, Thinking Skills, and Reading. The Selective School placement test is taken by Year 6 students applying for Year 7 entry and has four parts: Mathematical Reasoning, Thinking Skills, Reading, and Writing.
What preparation years are recommended?
AIscholar serves NSW primary students in Years 2–6. Light preparation typically begins in Year 2 or Year 3, structured OC preparation in Year 3 and early Year 4, and Selective School preparation usually starts 12–24 months before the Year 6 test.