Choose a qualification and a subject, then a topic. Each topical collects every past question on that topic with its mark scheme, so you revise one chapter at a time.
0620
Particles, bonding, moles, energetics, organic chemistry and the practical paper.
0625
Motion, forces, thermal physics, waves, electricity, nuclear and space physics.
0610
Cells, organisation, transport, respiration, inheritance and ecology.
0580
Number, algebra, geometry, trigonometry, statistics and probability.
0478
Data representation, networks, hardware, algorithms, programming and databases.
0450
Business activity, people, marketing, operations and finance.
0500 · 0510 · 0511
Reading, directed writing, composition and language analysis.
8 more IGCSE subjects are on the roadmap and will appear here once their topics are mapped.
No O Level topicals yet.
15 more O Level subjects are on the roadmap and will appear here once their topics are mapped.
Particle diagrams, changes of state and diffusion, from Paper 2 MCQs to Paper 4 structured questions.
108 questions · 2015–2026
Atomic structure, isotopes, ionic, covalent and metallic bonding, plus giant structures.
351 questions · 2015–2026
Formulae, relative masses, moles, reacting masses, gas volumes, concentration and percentage yield.
175 questions · 2015–2026
Electrolysis of molten and aqueous compounds, electrode products, electroplating and fuel cells.
157 questions · 2015–2026
Exothermic and endothermic reactions, energy profile diagrams, bond energy calculations.
129 questions · 2015–2026
Rate of reaction, collision theory, reversible reactions, equilibrium and redox.
395 questions · 2015–2026
Properties of acids and bases, oxides, pH, and every salt preparation method.
278 questions · 2015–2026
Trends across periods and down groups, alkali metals, halogens, transition elements and noble gases.
259 questions · 2015–2026
Reactivity series, extraction of iron and aluminium, alloys, corrosion and uses of metals.
404 questions · 2015–2026
Water treatment, fertilisers, air pollution, greenhouse gases and climate.
233 questions · 2015–2026
Homologous series, naming, alkanes, alkenes, alcohols, carboxylic acids and polymers.
517 questions · 2015–2026
Apparatus, titrations, chromatography, separation and tests for ions and gases.
194 questions · 2015–2026
Multiple choice on measurement, motion graphs, forces, momentum, energy, work, power and pressure.
1,487 questions · 2004–2026
Multiple choice on the particle model, thermal properties, temperature and heat transfer.
752 questions · 2004–2026
Multiple choice on wave properties, light, the electromagnetic spectrum and sound.
829 questions · 2004–2026
Multiple choice on magnetism, electrical quantities, circuits, safety and electromagnetic effects.
1,371 questions · 2004–2026
Multiple choice on the nuclear model of the atom and radioactivity.
442 questions · 2004–2026
Multiple choice on the Earth, the Solar System, stars and the Universe.
78 questions · 2020–2026
Multiple choice on characteristics of living organisms; Concept and uses of classification systems; Features of organisms.
355 questions · 2015–2026
Multiple choice on cell structure; Size of specimens.
345 questions · 2015–2026
Multiple choice on diffusion; Osmosis; Active transport.
251 questions · 2015–2026
Multiple choice on photosynthesis; Leaf structure.
226 questions · 2015–2026
Multiple choice on diet; Digestive system; Physical digestion; Chemical digestion; Absorption.
349 questions · 2015–2026
Multiple choice on xylem and phloem; Water uptake; Transpiration; Translocation.
261 questions · 2015–2026
Multiple choice on circulatory systems; Heart; Blood vessels; Blood.
224 questions · 2015–2026
Multiple choice on diseases and immunity.
127 questions · 2016–2026
Multiple choice on gas exchange in humans.
102 questions · 2015–2026
Multiple choice on respiration; Aerobic respiration; Anaerobic respiration.
175 questions · 2015–2026
Multiple choice on coordination and response; Sense organs; Hormones; Homeostasis; Tropic responses.
333 questions · 2015–2026
Multiple choice on asexual reproduction; Sexual reproduction; Sexual reproduction in plants; Sexual reproduction in humans; Sex hormones in humans; Sexually transmitted infections.
380 questions · 2015–2026
Multiple choice on chromosomes, genes and proteins; Mitosis; Meiosis; Monohybrid inheritance.
296 questions · 2015–2026
Multiple choice on variation; Adaptive features; Selection.
190 questions · 2015–2026
Multiple choice on energy flow; Food chains and food webs; Nutrient cycles; Populations.
313 questions · 2015–2026
Multiple choice on food supply; Habitat destruction; Pollution; Conservation.
146 questions · 2015–2026
Multiple choice on biotechnology and genetic modification; Biotechnology; Genetic modification.
193 questions · 2016–2026
Paper 1 questions on binary, hexadecimal, two's complement, logical shifts, text, sound and image representation, storage units and compression.
226 questions · 2023–2026
Paper 1 questions on packets, serial and parallel transmission, USB, error detection and encryption.
108 questions · 2023–2026
Paper 1 questions on the CPU and the fetch-decode-execute cycle, input and output devices, storage and network hardware.
217 questions · 2023–2026
Paper 1 questions on system and application software, interrupts, languages, translators and IDEs.
95 questions · 2023–2026
Paper 1 questions on the internet and the web, URLs and DNS, digital currency and cyber security.
100 questions · 2023–2026
Paper 1 questions on sensors, microprocessors and actuators, robotics and artificial intelligence.
72 questions · 2023–2026
Paper 1 and 2 questions on business activity, sectors, enterprise and growth, types of business organisation, objectives and stakeholders.
575 questions · 2008–2025
Paper 1 and 2 questions on motivation, organisation and management, recruitment, selection and training, and communication.
646 questions · 2008–2025
Paper 1 and 2 questions on markets and customers, market research, the marketing mix and marketing strategy.
641 questions · 2008–2025
Paper 1 and 2 questions on production methods, costs and break-even, quality and location decisions.
545 questions · 2008–2025
Paper 1 and 2 questions on sources of finance, cash-flow forecasts, income statements, statements of financial position and ratio analysis.
546 questions · 2008–2025
Paper 1 and 2 questions on economic issues, environmental and ethical issues, and the international economy.
410 questions · 2008–2025
Find information and understand what the text says.
134 questions · 2020–2026