Core
An overview paper set. Designed for students expected to achieve C–G. Choosing Core does not lower the value of a C — it simply does not offer A*–B.
Assessment
Each subject is examined at the end of the two-year course. Papers are written, oral, practical, or coursework depending on the syllabus. There is no overall IGCSE average — only per-subject grades.
Classic Cambridge scale. Still used on many IGCSE syllabuses.
Aligned with reformed UK GCSEs. Common on Edexcel International GCSE and some Cambridge (9–1) syllabuses.
An overview paper set. Designed for students expected to achieve C–G. Choosing Core does not lower the value of a C — it simply does not offer A*–B.
The harder paper set, aimed at A*–C. If maths or a science will continue to A Level, Extended is the usual expectation.