Cambridge O Level
Two-year course for lower secondary students, widely taken in South Asia, Africa and the Middle East. Typically ages 14–16.
All 10 O Level subjects
Mathematics (Syllabus D) 4024
Core mathematics for O Level, from number and algebra to geometry, vectors and statistics, assessed across two written papers.
Physics 5054
Motion, energy, thermal physics, waves, electricity and magnetism, and atomic physics with multiple choice, theory and practical work.
Chemistry 5070
The particulate nature of matter, bonding, reactions, the Periodic Table and organic chemistry for O Level candidates.
Biology 5090
Living organisms from cell to ecosystem, with emphasis on human physiology, plants and inheritance.
Additional Mathematics 4037
Advanced algebra, functions, trigonometry, vectors and calculus for strong O Level mathematicians.
Computer Science 2210
Computer systems, data, networks and security, and algorithmic thinking and programming for O Level.
Business Studies 7115
Business activity, people, marketing, operations, finance and the external environment through short answers and case studies.
Economics 2281
Core micro- and macroeconomics for O Level, from demand and supply to inflation, unemployment and trade.
Accounting 7707
Bookkeeping, verification, accounting procedures, financial statements and interpretation. The 2027–2029 syllabus adds ethics and technology & sustainability.