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Cambridge International AS & A Level
Short lessons mapped to the official Cambridge syllabus, with a quick question after each idea. Get it right first time and you earn XP; get it wrong and you see why.
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Find out how computers really work, from binary, logic gates and processors to networks, databases, security and AI, while building the problem-solving and programming skills to design, write and test your own solutions.
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Find out how atoms bond, react and transform, from the structure of a single atom to the design of medicines, plastics and new materials.
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Physics uses a handful of powerful ideas (forces, energy, waves and fields) to explain how everything from quarks to galaxies behaves, and teaches you to test those ideas against real measurements.
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Learn the pure maths, mechanics and statistics of Cambridge AS & A Level, from quadratics and calculus to forces, probability and hypothesis tests.
Two to five minutes: an explanation, a worked example or a diagram, and the exact wording examiners look for.
A quick question right after. Feedback says why, not just whether, and you can always try again.
Answers return for review before you’d forget them. Topics turn Secure only after right answers on different days.
Fathom is early. You get the full syllabus structure for four subjects, a first set of lessons in each, instant-feedback questions, XP and badges for real progress, spaced review and progress tracking. Exam-style practice, an AI tutor that can read photos of your working, and grade estimates come next, clearly labelled when they arrive. How we make and check content