Paper 3 Practice Papers + Guide + Slides (2025)

This guide includes all of the content that you need to know for Paper 3 of the IB Computer Science HL exam. In addition, 2 practice papers with sample answers are included, written by an experienced IB Computer Science teacher.

Also included are the slides from the Youtube video on this topic (in .pdf and .pptx formats).

Note: This corresponds to the 2025 Case Study: The Perfect Chatbot.

Click here to see a preview.