https://cerdek.com/blog/en/ SPM revision tips, past-paper analysis and speaking-test guides for Form 4 and Form 5 students. en https://cerdek.com/blog/en/sejarah-chapters-most-tested-spm/ https://cerdek.com/blog/en/sejarah-chapters-most-tested-spm/ Sun, 25 Oct 2026 08:00:00 +0800 We matched 880 Sejarah Paper 1 questions from 22 trial papers of 2026 to the 20 KSSM chapters. Every chapter sits between 3.8% and 6.1%, so spotting chapters doesn't pay. But the 1963 and 1965 constitutional amendments appear in 9 papers out of 10. https://cerdek.com/blog/en/spm-science-most-tested-chapters-2026/ https://cerdek.com/blog/en/spm-science-most-tested-chapters-2026/ Sun, 25 Oct 2026 08:00:00 +0800 We counted 480 Science Paper 1 questions from 12 trial papers of 2026 and matched them to the 21 KSSM chapters. Nutrition and Food Technology comes up most, and subtopics like alcohol, satellites, GPS and CPR appear in almost every paper. https://cerdek.com/blog/en/spm-physics-most-tested-chapters-2026/ https://cerdek.com/blog/en/spm-physics-most-tested-chapters-2026/ Sun, 25 Oct 2026 08:00:00 +0800 An analysis of 520 Physics Paper 1 questions from 13 trial papers of 2026. Force and Motion I, Waves, and Light and Optics alone are 36% of the questions. Here are all 13 chapters ranked, plus the subtopics that turn up in almost every paper. https://cerdek.com/blog/en/spm-perniagaan-most-tested-chapters-2026/ https://cerdek.com/blog/en/spm-perniagaan-most-tested-chapters-2026/ Sun, 25 Oct 2026 08:00:00 +0800 We matched 560 Perniagaan Paper 1 questions from 14 state trial papers of 2026 to the KSSM chapters. The four Form 4 chapters cover 51% of the questions. Types of financing, forms of ownership and the government's role appear in 9 papers out of 10. https://cerdek.com/blog/en/spm-ekonomi-most-tested-chapters-2026/ https://cerdek.com/blog/en/spm-ekonomi-most-tested-chapters-2026/ Sun, 25 Oct 2026 08:00:00 +0800 An analysis of 480 Ekonomi Paper 1 questions from 12 state trial papers of 2026. Market (F4) and Macroeconomics (F5) each give about 8 questions per paper. Here are the subtopics that come up most and the graphs you need to own. https://cerdek.com/blog/en/spm-chemistry-most-tested-chapters-2026/ https://cerdek.com/blog/en/spm-chemistry-most-tested-chapters-2026/ Sun, 25 Oct 2026 08:00:00 +0800 We tagged all 600 Chemistry Paper 1 questions from 15 trial papers of 2026 against the KSSM chapters. Acids, Bases and Salts comes up most, and the mole concept is in every single paper. https://cerdek.com/blog/en/spm-biology-most-tested-chapters-2026/ https://cerdek.com/blog/en/spm-biology-most-tested-chapters-2026/ Sun, 25 Oct 2026 08:00:00 +0800 We matched 520 Biology Paper 1 questions from 13 trial papers of 2026 to the 28 KSSM chapters. Each chapter is only 2.5% to 4.8% of the questions, so topic spotting doesn't work. Here's how to order your revision using the data.