Built-in and library subprograms lesson for Pearson Edexcel International GCSE Computer Science (4CP0): a free lesson with editable PowerPoint slides and a student worksheet. Built-in and library subprograms save writing code from scratch; students use functions such as len, round and random in programs.
This free version includes the slides and the student worksheet. The answers are not included.
Get the full lesson- With full answers: Built-in and library subprograms – Edexcel IGCSE Computer Science
- The whole topic: Programming Part 2 – Edexcel IGCSE Computer Science (18 lessons)
Last updated: November 2026.
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