Free to download. Past papers are available via the Cambridge School Support Hub. Specimen papers and spec linked directly below.
4 papers. Paper 1: Theory fundamentals (75 marks, 1h 30m). Paper 2: Fundamental problem-solving & programming skills (75 marks, 2h). Paper 3: Advanced theory (75 marks, 1h 30m). Paper 4: Further problem-solving & programming skills (75 marks, 2h 30m). Graded A*–E.
Flashcards, Python IDE, progress tracking and AI grade prediction — all free to try.