IB CS Assessments
Guidance for the assessed components of the IB Diploma Programme Computer Science course. EduCS.me is an independent teaching resource: it is currently aligned with the IB CS (2027) syllabus but is not affiliated with the IB.
| Component | What it is | Guidance |
|---|---|---|
| Internal Assessment | A working application built for a real client, documented across five criteria (30 marks). | Complete: criteria walkthroughs, planning and testing templates, common mistakes. |
| Extended Essay in CS | A 4,000-word independent research essay in computer science. | Complete: topic selection, research and writing, criteria, reflection, timeline, pitfalls. |
| Case Study | The annually released scenario explored in depth for the externally examined paper. | In development. |
Where to start
- Building your project? Start with the IA overview, then keep the JavaFX Cookbook open while you build.
- Writing an essay? The EE introduction covers how a CS essay differs from a CS project.