OC Free Starter
Use the current OC study lessons and original question bank without entering payment details.
FreeOngoing access to currently released free OC tools
- 12 study lessons
- 18 original practice questions
- Hints and worked steps
ProComing soon
OC FREE STARTER VS PRO PREPARATION
Use the current OC starter system free. See every planned Pro feature clearly labelled.
The 12 current lessons and 18 original questions are free now. OC Pro is a planned larger preparation system, not a purchasable product, while Nelson-led teaching remains a separate service.
OC Pro Preparation Pass
A planned expanded preparation package with a complete bank, timed work, mocks and deeper progress reporting.
Price not announcedPlanned one-time access for one OC exam cycle
This pass is not yet available to buy. No checkout is active.
- Expanded question bank and worked solutions
- Timed mixed sets and mock exams
- Progress and parent reporting
Nelson-led OC Support
Direct teaching and planning with Nelson for families who want individual guidance beyond software.
Scope-basedScope, timing and fees are confirmed personally
- Individual preparation planning
- Direct feedback and teaching
- Family-specific next steps
THREE DIFFERENT PRODUCTS
No blurred benefits. No hidden human support.
The current OC bank is an 18-question starter experience with hints, worked steps and a basic subject breakdown. It is not a complete exam-cycle bank.
The expanded bank, timed mocks, persistent history, parent reports and printable review are planned. They are not currently available or chargeable.
Direct assessment, teaching and family guidance come through a separately scoped consultation or tutoring service with Nelson.
OC plan comparison
Compare OC preparation options
Free software, a planned Pro pass and Nelson-led support solve different needs. The feature status and access terms below are explicit.
| Feature | Free foreverOC Free StarterFreeOngoing access to currently released free OC tools | ProComing soonOC Pro Preparation PassPrice not announcedPlanned one-time access for one OC exam cycle | Personal SupportNelson-led OC SupportScope-basedScope, timing and fees are confirmed personally |
|---|---|---|---|
| OC study lessonsStructured lessons for core OC question types and methods. | Included12 current lessons are available now. | Coming soonThe planned pass would include Free Starter plus expanded teaching. | Separate serviceSoftware is not bundled with Nelson-led support. |
| Original starter practiceOriginal questions with subject and difficulty selection. | Included18 current questions across three subjects. | Coming soonThe planned pass would add a substantially larger bank. | Separate servicePractice software remains a separate product. |
| Hints and worked solutionsSupport that explains the method after each attempt. | IncludedHints and worked steps are available in the current bank. | Coming soonExpanded worked solutions are planned for Pro content. | IncludedDirect explanation is part of an agreed teaching scope. |
| No-account mixed diagnosticA distinct mixed diagnostic that can be started without sign-up. | Not includedA dedicated OC diagnostic is not live yet. | Coming soonDiagnostic-led preparation is planned but not purchasable. | IncludedNelson can assess needs within an agreed support scope. |
| Saved progress historyAn account-backed view of attempts, strengths and weaknesses. | Not includedCurrent OC results remain in the active browser session. | Coming soonPersistent progress history is planned for Pro. | Separate servicePersonal notes do not create software account history. |
| Complete preparation bankA larger syllabus-spanning bank with full worked solutions. | Not includedFree Starter currently contains 18 questions. | Coming soonThe complete bank is planned and is not yet on sale. | Separate servicePersonal support does not bundle a software bank. |
| Timed sets and mock examsExam-style mixed sets and full timed simulations. | Not includedThe current starter bank is untimed practice. | Coming soonTimed sets and mocks are planned for Pro. | Separate serviceAny supervised mock work is scoped personally. |
| Parent reporting and printable reviewClear progress summaries and review materials for families. | Not includedParent reports and printable reviews are not live. | Coming soonDeeper reporting and printable review are planned. | IncludedFamily feedback is included when agreed in the service scope. |
| Direct support from NelsonIndividual planning, teaching and feedback from Nelson Zhou. | Not includedFree software does not include private teaching. | Not includedThe planned software pass does not bundle private teaching. | IncludedAvailable after scope and fit are confirmed. |
OC Free Starter
FreeOngoing access to currently released free OC tools- OC study lessonsStructured lessons for core OC question types and methods.
- Included12 current lessons are available now.
- Original starter practiceOriginal questions with subject and difficulty selection.
- Included18 current questions across three subjects.
- Hints and worked solutionsSupport that explains the method after each attempt.
- IncludedHints and worked steps are available in the current bank.
- No-account mixed diagnosticA distinct mixed diagnostic that can be started without sign-up.
- Not includedA dedicated OC diagnostic is not live yet.
- Saved progress historyAn account-backed view of attempts, strengths and weaknesses.
- Not includedCurrent OC results remain in the active browser session.
- Complete preparation bankA larger syllabus-spanning bank with full worked solutions.
- Not includedFree Starter currently contains 18 questions.
- Timed sets and mock examsExam-style mixed sets and full timed simulations.
- Not includedThe current starter bank is untimed practice.
- Parent reporting and printable reviewClear progress summaries and review materials for families.
- Not includedParent reports and printable reviews are not live.
- Direct support from NelsonIndividual planning, teaching and feedback from Nelson Zhou.
- Not includedFree software does not include private teaching.
OC Pro Preparation Pass
Price not announcedPlanned one-time access for one OC exam cycle- OC study lessonsStructured lessons for core OC question types and methods.
- Coming soonThe planned pass would include Free Starter plus expanded teaching.
- Original starter practiceOriginal questions with subject and difficulty selection.
- Coming soonThe planned pass would add a substantially larger bank.
- Hints and worked solutionsSupport that explains the method after each attempt.
- Coming soonExpanded worked solutions are planned for Pro content.
- No-account mixed diagnosticA distinct mixed diagnostic that can be started without sign-up.
- Coming soonDiagnostic-led preparation is planned but not purchasable.
- Saved progress historyAn account-backed view of attempts, strengths and weaknesses.
- Coming soonPersistent progress history is planned for Pro.
- Complete preparation bankA larger syllabus-spanning bank with full worked solutions.
- Coming soonThe complete bank is planned and is not yet on sale.
- Timed sets and mock examsExam-style mixed sets and full timed simulations.
- Coming soonTimed sets and mocks are planned for Pro.
- Parent reporting and printable reviewClear progress summaries and review materials for families.
- Coming soonDeeper reporting and printable review are planned.
- Direct support from NelsonIndividual planning, teaching and feedback from Nelson Zhou.
- Not includedThe planned software pass does not bundle private teaching.
Nelson-led OC Support
Scope-basedScope, timing and fees are confirmed personally- OC study lessonsStructured lessons for core OC question types and methods.
- Separate serviceSoftware is not bundled with Nelson-led support.
- Original starter practiceOriginal questions with subject and difficulty selection.
- Separate servicePractice software remains a separate product.
- Hints and worked solutionsSupport that explains the method after each attempt.
- IncludedDirect explanation is part of an agreed teaching scope.
- No-account mixed diagnosticA distinct mixed diagnostic that can be started without sign-up.
- IncludedNelson can assess needs within an agreed support scope.
- Saved progress historyAn account-backed view of attempts, strengths and weaknesses.
- Separate servicePersonal notes do not create software account history.
- Complete preparation bankA larger syllabus-spanning bank with full worked solutions.
- Separate servicePersonal support does not bundle a software bank.
- Timed sets and mock examsExam-style mixed sets and full timed simulations.
- Separate serviceAny supervised mock work is scoped personally.
- Parent reporting and printable reviewClear progress summaries and review materials for families.
- IncludedFamily feedback is included when agreed in the service scope.
- Direct support from NelsonIndividual planning, teaching and feedback from Nelson Zhou.
- IncludedAvailable after scope and fit are confirmed.
Current Free Starter interface: the OC question bank with 18 original questions. Free Starter interface shown, captured 2026-07-26.
ProComing soon
What OC Pro is planned to add
The interface shown is the current Free Starter product. The Pro items below are planned additions, not features available to buy today.
Price not announced. Planned one-time access for one OC exam cycle. No Pro checkout is active.
- Complete preparation bankComing soon: The complete bank is planned and is not yet on sale.
- Timed sets and mock examsComing soon: Timed sets and mocks are planned for Pro.
- Parent reporting and printable reviewComing soon: Deeper reporting and printable review are planned.
CLEAR ANSWERS BEFORE A DECISION
Questions about OC Free and Pro.
Can I buy OC Pro now?
No. OC Pro is a coming-soon product preview. No checkout, price or paid OC entitlement is active.
What can my child use free today?
All 12 current OC lessons and the 18-question starter bank with hints, worked steps and basic results are available free.
Does Pro include personal marking from Nelson?
No. Pro is planned as self-directed software. Any direct teaching, marking or family strategy with Nelson is a separate service.