Test Overview

What's on the
PBC iSAT?

Understand each section of the iSAT — from content areas to question types — so you can focus your preparation and walk into test day with confidence.

iSAT Test Overview

The PBC iSAT is a 3-hour standardised assessment modelled on the international SAT framework, measuring academic readiness across four core subject areas.

The test is offered in two categories — Junior (SS1–SS2) and Senior (SS3 / final year) — with separate scoring scales and prize pools.

4
Test Sections
3 hrs
Total Duration
1600
Maximum Score
MCQ
Question Format

Test Format at a Glance

The iSAT is a paper-based, multiple-choice standardised test. Each section is timed separately. There is no penalty for wrong answers — students are encouraged to attempt all questions.

Section 1
Reading & Writing
65 minutes · 52 questions · Passages from literature, history, science
Section 2
Writing & Language
35 minutes · 44 questions · Grammar, style, and expression
Section 3
Mathematics
80 minutes · 58 questions · Algebra, geometry, data analysis
Section 4
Science Reasoning
35 minutes · 40 questions · Data interpretation, experimental design

Reading & Writing

These sections test a student's ability to comprehend, analyse, and interpret written texts across diverse contexts. Passages are drawn from literature, social studies, history, and natural sciences.

Reading Comprehension
52 questions · 65 minutes · Passages of 500–800 words
500–800 score range Literary Analysis Informational Text

You'll read passages and answer questions testing your ability to identify main ideas, draw inferences, interpret evidence, and analyse an author's rhetorical choices.

Information & Ideas
Locate evidence, summarise text, and interpret data in charts or tables
Rhetoric & Craft
Identify an author's purpose, word choice, and argumentative strategy
Synthesis
Combine information from two paired passages to form conclusions
Vocabulary in Context
Determine the meaning of words and phrases as used in context
Writing & Language
44 questions · 35 minutes · Revise and edit passages
200–800 score range Grammar Expression
Standard English Conventions
Punctuation, sentence structure, subject-verb agreement
Expression of Ideas
Improve organisation, relevance, and clarity of writing
Development
Support claims with relevant evidence and strong reasoning
Transitions
Choose appropriate transitional words and phrases for cohesion

Mathematics

The Mathematics section tests algebraic reasoning, problem-solving, and data analysis skills critical for success in higher education. Questions range from fundamental arithmetic to advanced algebra and geometry.

Mathematics
58 questions · 80 minutes · Calculator & no-calculator sections
200–800 score range Algebra Geometry
Heart of Algebra
Linear equations, systems, inequalities, and functions
Problem Solving & Data Analysis
Ratios, percentages, statistics, probability, and data interpretation
Passport to Advanced Math
Quadratic equations, exponential functions, polynomial manipulation
Additional Topics
Geometry, trigonometry, and complex numbers

Science Reasoning

The Science Reasoning section tests a student's ability to interpret data, evaluate experimental designs, and draw conclusions from scientific information. No advanced science knowledge is required — the focus is on analytical thinking.

Science Reasoning
40 questions · 35 minutes · Data & experimental passages
200–400 score range Biology Chemistry
Data Representation
Interpret graphs, tables, and charts presenting scientific data
Research Summaries
Analyse descriptions of scientific experiments and their conclusions
Conflicting Viewpoints
Evaluate two or more scientists' differing theories on a topic
Scientific Investigation
Assess experimental designs and identify sources of error

How the iSAT is Scored

The iSAT uses a composite scoring model. The total score is out of 1,600 and is calculated by combining section scores.

Evidence-Based Reading & Writing
Reading + Writing sections combined
200–800
Mathematics
Calculator + no-calculator combined
200–800
Total iSAT Score
Sum of both section scores
400–1600

Science Reasoning contributes to subject-level scoring and scholarship referral eligibility but is tracked separately. No points are deducted for incorrect answers.

Ready to Prepare?

Use PBC's practice resources to build your skills across all four sections. Free tutorial classes are available for all registered iSAT participants.

Know the Test.
Ace the Test.

Register and access free tutorial classes to prepare for every section of the iSAT.

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Test Preparation

How to Prepare for the PBC iSAT

Preparing for the PBC iSAT is an investment that pays dividends far beyond the competition itself. Because iSAT is modelled on the SAT format — covering Mathematics, Critical Reading, Writing and Language, and Science Reasoning — students who prepare thoroughly for iSAT simultaneously build the skills and familiarity with standardised test formats that will serve them when they eventually sit the SAT, IELTS, or other international assessments required for university admission abroad.

Effective iSAT preparation begins with honest self-assessment. Students should identify which of the four sections represents their greatest challenge — for many Nigerian students, Critical Reading in the context of international standardised tests is the most unfamiliar section, as it draws on passage types and vocabulary usage patterns that differ from what is typically encountered in the Nigerian secondary school curriculum. Once weak areas are identified, targeted practice is far more efficient than generic revision across all subjects.

PB Cambridge Consult offers free SAT and IELTS tutorial classes to all iSAT participants, which can be used as structured preparation support. Students are also encouraged to work through past iSAT questions and SAT practice materials. Building a consistent daily reading habit — particularly of analytical and argumentative texts — significantly improves performance on the Critical Reading section over the weeks and months leading up to the assessment.

Schools that register multiple students for iSAT benefit from the opportunity to create internal study groups where students work through practice problems together, quiz each other on vocabulary and mathematical concepts, and support one another through the preparation process. This collaborative approach not only improves academic performance but builds the kind of academic culture that benefits the entire school community.