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NEW • CoreX Extended Worksheets & Model Papers updated for latest IGCSE exams.
CoreX • IGCSE Maths Support

Master O-Level Maths
with exam-style practice.

All your Core & Extended worksheets, past papers, model exams and video lessons in one clean, student-friendly platform.

Explore Extended
2000+ exam questions Step-by-step worked answers Core & Extended covered
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Core focus
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Core Practice
Core Topic Worksheets
Structured worksheets for every Core topic: Number, Algebra, Graphs, Geometry and more – graded from easy to exam standard.
Core 0580 Skill-based Printable PDFs
Perfect for daily classroom or tuition use.
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Extended boost
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Extended Boost
Extended Exam Worksheets
Higher-level questions arranged by subtopic with “calculator” and “non-calculator” sections – just like your CoreX app.
Extended 0980 By subtopic With answer reveal
Ideal for top-grade and challenge students. Explore Extended
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Model exams
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Exam Ready
Model Exam Papers
Full Core & Extended model papers with marks indicated per part, matching the latest IGCSE style and difficulty.
Timed practice Mark scheme Exam strategy
Use in class tests or revision weeks.
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Past papers
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Real Exams
Past Papers & Solutions
Curated past papers with clear, step-by-step worked solutions and hints – all organised by year and paper code.
Past papers Fully worked Track progress
See exactly how examiners award marks.
Choose where you want to go
Quick links to every major section of the CoreX platform – designed to match the app layout.
Core Core Questions Topic-wise worksheets for Paper 1 & 3. Extended Extended Questions Higher-level questions for top grades. Exams Model Papers New mock exams with mark schemes. Archive Past Papers Real exam papers by year and code. Practice Topic Worksheets Extra revision sheets by difficulty. Video Lesson Videos Short explanations for key topics. Notes Revision Notes One-page summaries and formula sheets. Support Tuition & Contact Message teacher / request extra help.