Free Cambridge O-Level Revision
Start focused revision for Cambridge O Level Mathematics (4024) and English Language (1123), organised separately from ZIMSEC.
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Complete the short check-in to unlock the Cambridge topic lists. Your choices help New Horizon prioritise future subjects.
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Select one subject or both.
Open the official syllabus-aligned study areas.
Choose a syllabus and start revising.
This pathway uses the Cambridge syllabus applicable to 2026 examinations. Always confirm the syllabus code on your statement of entry.
Mathematics (Syllabus D) 4024
Build skills across number, algebra, geometry, probability and statistics.
Open topic list
- Number
- Algebra and Graphs
- Coordinate Geometry
- Geometry
- Mensuration
- Trigonometry
- Transformations and Vectors
- Probability
- Statistics
English Language 1123
Develop critical reading, purposeful writing, composition and language accuracy.
Open study-area list
- Understanding Explicit Meanings
- Understanding Implicit Meanings and Attitudes
- Analysing and Evaluating Ideas
- Writers’ Effects and Influence
- Selecting Information for a Purpose
- Summary Writing
- Short Response Writing
- Directed Writing: Emails, Letters, Reports, Articles and Speeches
- Descriptive Composition
- Narrative Composition
- Vocabulary, Register, Grammar, Spelling and Punctuation
Biology 5090
Revise cells, human and plant biology, inheritance, biotechnology and ecology.
Open topic list
- Cells
- Classification
- Movement into and out of cells
- Biological molecules
- Enzymes
- Plant nutrition
- Transport in flowering plants
- Human nutrition
- Human gas exchange
- Respiration
- Transport in humans
- Disease and immunity
- Excretion
- Coordination and control
- Coordination and response in plants
- Development of organisms and continuity of life
- Inheritance
- Biotechnology and genetic modification
- Relationships of organisms with one another and with the environment
Chemistry 5070
Revise physical, inorganic, organic, environmental and practical chemistry.
Open topic list
- States of matter
- Atoms, elements and compounds
- Stoichiometry
- Electrochemistry
- Chemical energetics
- Chemical reactions
- Acids, bases and salts
- The Periodic Table
- Metals
- Chemistry of the environment
- Organic chemistry
- Experimental techniques and chemical analysis
Physics 5054
Revise mechanics, thermal physics, waves, electromagnetism, nuclear and space physics.
Open topic list
- Motion, forces and energy
- Thermal physics
- Waves
- Electricity and magnetism
- Nuclear physics
- Space physics
Accounting 7707
Record, verify, prepare and interpret financial information.
Open topic list
- The fundamentals of accounting
- Sources and recording of data
- Verification of accounting records
- Accounting procedures
- Preparation of financial statements
- Analysis and interpretation
- Accounting principles and policies
Commerce 7100
Study production, commercial operations, global trade, logistics and ethics.
Open topic list
- Commerce and production
- Commercial operations
- Globalisation of trade
- Logistics in commerce
- Aids to trade that support commerce
- Sustainability and ethics
Geography 2217
Combine geographical themes, skills and investigations.
Open study list
- Population and settlement
- The natural environment
- Economic development
- Geographical skills
- Geographical investigations
History 2147
Study an approved core option, depth study and historical sources.
Open study list
- Option A: Revolutions of 1848
- Option A: Unification of Italy
- Option A: Unification of Germany
- Option A: United States Civil War
- Option A: Nineteenth-century imperialism
- Option A: Causes of the First World War
- Option B: Treaty of Versailles
- Option B: League of Nations
- Option B: Hitler’s foreign policy and war in 1939
- Option B: Origins of the Cold War
- Option B: United States containment of communism
- Option B: Soviet control of Eastern Europe
- Depth study and source skills
Combined Science 5129
An integrated Biology, Chemistry and Physics revision pathway.
Open topic list
- Cells
- Enzymes
- Plant nutrition and transport
- Human nutrition
- Human gas exchange
- Respiration
- Transport in humans
- Drugs and their effects
- Coordination and control
- Development and continuity of life
- Biotechnology and genetic modification
- Relationships of organisms and environment
- States of matter
- Atoms, elements and compounds
- Stoichiometry
- Chemical energetics
- Chemical reactions
- Acids, bases and salts
- The Periodic Table
- Metals
- Chemistry of the environment
- Organic chemistry
- Motion, forces and energy
- Thermal physics
- Waves
- Electricity
- Nuclear physics