"I want to send my child to a prestigious British public school from age 13."
When considering this path, many international families are often perplexed by the two-stage structure involving an "age 11 test" and an "age 13 test."
Unlike the single, high-stakes entrance exams common in many countries at age 12, the admissions process for elite UK schools begins much earlier and is far more complex.
Did you know that for top schools like Eton and Harrow, admission is effectively decided by the ISEB Pre-Test taken at age 11?
This article provides a complete breakdown of the two key hurdles every UK prep school student must clear: the ISEB Common Pre-Test and the Common Entrance (CE). We will explain the system and outline strategies to overcome the specific challenges faced by students from non-English speaking backgrounds.
1. The UK Admissions System: An Offer at 11 for Entry at 13?
The most distinctive feature of the UK admissions system is its two-stage process: Pre-selection and Confirmation.
Step 1: Pre-selection (Year 6 / Age 11)
Students take an online aptitude test like the ISEB Common Pre-Test. Based on these results and a report (recommendation letter) from their current headteacher, the senior school issues a Conditional Offer.
Important: For top-tier schools, the selection process is now effectively completed at this stage. Securing an offer here is critical, as it is nearly impossible to gain a place later if you don't.
Step 2: Confirmation (Year 8 / Age 13)
Only students who have received an offer take the Common Entrance (CE) at age 13.
This is a test to confirm the offer, and if the student clears the benchmark set by the school (e.g., an average of 65% or higher), their admission is formally confirmed.
2. The First Hurdle: What is the ISEB Common Pre-Test (Age 11)?
This is an online exam used by many top schools. It is designed to measure academic potential rather than rote knowledge, which means last-minute cramming is ineffective.
Subjects and Features (All multiple-choice)
- Verbal Reasoning: Vocabulary, synonyms/antonyms, code-breaking, etc. This is often the greatest challenge for non-native English speakers.
- Non-Verbal Reasoning: Identifying rules in shapes and patterns. Students from many backgrounds often find this section more accessible.
- English: Reading comprehension and grammar.
- Mathematics: Arithmetic.
Key Preparation Points:
The Verbal Reasoning section can include vocabulary at a very advanced level. Success depends less on rote memorization and more on extensive daily reading and logical thinking skills, typically developed in a prep school environment.
3. The Second Hurdle: A Complete Overview of the Common Entrance 13+ (Age 13)
This is a traditional written exam held in June of Year 8 (age 13).
Unlike the Pre-Test, it includes written essays and proof-based problems, testing foundational academic skills.
Core Subjects
- English: Comprehension of classic literature such as Shakespeare and analysis of poetry.
- Mathematics: Problems that require showing the thought process, not just the calculation.
- Science: Written-answer questions in Biology, Chemistry, and Physics.
The Language Hurdle: Foreign and Classical Languages
At top schools like Eton, it is common to be required to take additional subjects in addition to the core ones.
- French / Spanish: Required by many schools.
- Latin / Greek: When aiming for top schools, it's safe to consider Latin 'almost mandatory'. In addition to language proficiency itself, logical analysis skills are evaluated.
4. The Latest Trends at the 'Big Three' (Eton, Harrow, Winchester)
Top schools have their own unique selection processes. The assumption that 'you only need to take the Common Entrance' is dangerous.
School | Selection at Age 11 (Year 6) | Final Exam at Age 13 (Year 8) |
Eton College | The Eton List Test (ISEB Pre-Test + unique computer-based test + interview). Passing this leads to a Conditional Offer. | Common Entrance is merely for 'offer confirmation'. However, some students take the extremely challenging, separate King's Scholarship exam. |
Harrow School | After being shortlisted based on ISEB Pre-Test results, candidates are invited to The Harrow Test (interview + group work + essay). | Candidates must take the Common Entrance and clear the required pass mark. |
Winchester College | Selection based on ISEB Pre-Test results. | Unlike other schools, Winchester often sets its own 'Winchester Entrance (Election)' exam, which is more difficult than the CE. |
5. A Strategic Roadmap for International Applicants
Finally, here is a sample timeline for students aiming for these prestigious schools, particularly those coming from outside the traditional UK prep school system.
Year 4 (Ages 8-9): Begin Preparation
- Enroll in a UK prep school, or start a UK-style curriculum in your home country.
- Start extensive reading in English to build the foundational vocabulary for Verbal Reasoning.
Year 5 (Ages 9-10): School Selection
- Schools like Eton have registration deadlines in June at age 10 (the end of Year 5), so early school visits and registration are essential.
Year 6 (Ages 10-11): The Decisive Stage (Pre-Test)
- October-November: Take the ISEB Common Pre-Test.
- January-May: Results are released, followed by second-stage assessments at each school (interviews, unique tests). This is when you secure an offer.
Year 7-8 (Ages 11-13): Final Preparation (CE Prep)
- After receiving an offer, focus on preparing for the Common Entrance, including subjects like Latin and French.
- Aim for a high score, as it can affect class placement (setting) after enrollment.
ELT | UK Elite School Admissions & ISEB Prep
At ELT, our native English-speaking tutors, many of whom are graduates of Eton and Oxford, provide one-on-one coaching in Verbal Reasoning and interview skills—areas that can be particularly challenging for international students.
- ISEB Pre-Test Mock Exams: Analyze weaknesses in a test environment that simulates the real thing.
- Latin & French Tutoring: We cover subjects specific to the Common Entrance, such as Latin, which may not be available at local tutoring centers.
- Interview Practice: We build students' ability to respond thoughtfully in the British interview style, which often involves in-depth 'Why?' questions.








