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IGCSE marking guides for teachers
Guides for teachers marking Cambridge IGCSE and Edexcel International GCSE papers: syllabus changes, mark schemes, grade thresholds, moderation and AI marking.
Subject marking guides
How to mark IGCSE First Language English 0500 with levels
How IGCSE First Language English 0500 is marked: R1–R5 and W1–W5, best-fit levels, Paper 2 mark splits, and what changes in the 2027 syllabus.
Marking and moderation
How to standardise and moderate IGCSE mock marking in your department
Standardise before marking, moderate a sample after: scripts, tolerances and sampling for IGCSE mocks, with or without an AI first marker.
Subject marking guides
How to mark Cambridge IGCSE Maths 0580 papers
The 2025 changes to IGCSE Maths 0580 (non-calculator Papers 1 and 2), how to apply M, A, B, ft and isw marks, and how to settle common disputes.
Subject marking guides
How to mark IGCSE Biology, Chemistry and Physics theory papers
How to mark Cambridge IGCSE Biology 0610, Chemistry 0620 and Physics 0625 theory papers: the list rule, units, key terms, ecf and Paper 6.
Marking and moderation
Cambridge IGCSE mark scheme abbreviations: a teacher's guide
What M1, A1, B1, dep, ft, oe, cao, isw, owtte, ora, ecf and AVP mean in Cambridge IGCSE mark schemes, with worked marking examples for maths and science.
AI marking
Can AI mark handwritten IGCSE exam scripts?
How accurately AI marks handwritten IGCSE scripts (97%+ in our data), what affects accuracy, and how to scan a class set so it reads every page.
Marking and moderation
How to mark IGCSE mocks faster without losing accuracy
A 7-step mock-season workflow for IGCSE departments: choose papers, standardise, let AI mark the class set, moderate, then reteach.
Marking and moderation
Which grade boundaries should you use for IGCSE mocks?
How to convert IGCSE mock marks into grades: picking the right series and variant, weighting papers, and a worked 0580 example with June 2026 thresholds.
AI marking
Is AI marking allowed for IGCSE? What the exam boards and regulators say in 2026
Can teachers use AI to mark IGCSE mocks or coursework? Cambridge Handbook 2026, Pearson, JCQ, Ofqual and DfE guidance side by side, with sources.
AI marking
AI vs teacher marking: what 500,000 IGCSE papers taught us
500,000 IGCSE papers marked by both AI and teachers over a year. Against the final reviewed mark, AI was right on 97%+ of questions, ahead of manual marking.