Subjects

Chapter notes for Cambridge O Level Mathematics (Syllabus D) (4024), for exams in 2025 to 2027. They cover number, algebra and graphs, coordinate geometry, geometry, mensuration, trigonometry, transformations and vectors, probability and statistics.

Chapter notes for Cambridge O Level Additional Mathematics (4037), for exams in 2025 to 2027. They run from functions, quadratics and polynomials through logarithms, circular measure and trigonometry to series, vectors and calculus.

Chapter notes for Cambridge O Level Physics (5054), for exams in 2026 to 2028. They cover motion, forces and energy, thermal physics, waves, electricity and magnetism, nuclear physics and space physics.

Chapter notes for Cambridge O Level Chemistry (5070), for exams in 2026 to 2028. They cover states of matter, atomic structure, stoichiometry, electrochemistry and energetics, acids and salts, the periodic table, metals, organic chemistry and practical techniques.

Chapter notes for Cambridge O Level Biology (5090), for exams in 2026 to 2028. They cover cells, biological molecules and enzymes, nutrition, transport and respiration, disease and immunity, coordination, inheritance, genetic modification and ecology.

Chapter notes for Cambridge O Level Computer Science (2210), for exams in 2026 to 2028. They cover data representation and transmission, hardware and software, the internet, emerging technologies, algorithm design, programming, databases and Boolean logic.

Chapter notes for Cambridge O Level Business Studies (7115), for exams in 2026. They follow the syllabus from business activity and people in business through marketing and operations to finance and the outside influences on a business.

Chapter notes for Cambridge IGCSE Mathematics (0580), for exams in 2025 to 2027. They cover number, algebra and graphs, coordinate geometry, geometry, mensuration, trigonometry, transformations and vectors, probability and statistics.

Chapter notes for Cambridge IGCSE Additional Mathematics (0606), for exams in 2025 to 2027. They run from functions, quadratics and polynomials through logarithms, straight-line graphs and circle geometry to circular measure, trigonometry, permutations and combinations.

Chapter notes for Cambridge IGCSE Physics (0625), for exams in 2026 to 2028. They cover motion, forces and energy, thermal physics, waves, electricity and magnetism, nuclear physics and space physics.

Chapter notes for Cambridge IGCSE Computer Science (0478), for exams in 2026 to 2028. They cover data representation and transmission, hardware and software, the internet, emerging technologies, algorithm design and programming.

Chapter notes for Cambridge IGCSE Chemistry (0620), for exams in 2026 to 2028. They cover states of matter, atomic structure, stoichiometry, electrochemistry and energetics, acids and salts, the periodic table, metals, organic chemistry and practical techniques.

Chapter notes for Cambridge International AS & A Level Physics (9702), for exams in 2025, 2026 and 2027.