Official past papers grouped by session — view the question paper and mark scheme side by side, solve in your notebook, run a timed mock, or play a paper interactively where its questions are already parsed.
24 papers · 14 sessionsTwo ways to use a paper: open the Question Paper and Mark Scheme PDFs (side-by-side split on desktop, an A/B toggle on mobile) and self-mark, or run a Mock — fullscreen QP with the official timer, then grade against the MS.
Official Pearson Edexcel documents streamed from the syllabai-pastpapers archive (AI-IDENTIFIED provenance, operator ratification pending · index generated 2026-10-21).
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 578 KB · MS 383 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.0 MB · MS 405 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 1.2 MB · MS 240 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 867 KB · MS 238 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.6 MB · MS 249 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 622 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 863 KB · MS 495 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.3 MB · MS 534 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 1.8 MB · MS 547 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.8 MB · MS 380 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 1.0 MB · MS 367 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.6 MB · MS 495 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 1.6 MB · MS 398 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.7 MB · MS 447 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 1.1 MB · MS 416 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 1.1 MB · MS 823 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 898 KB · MS 322 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.3 MB · MS 313 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 580 KB · MS 342 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 818 KB · MS 345 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 1.3 MB · MS 351 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 1.4 MB · MS 329 KB
4SD0/1BPaper 1B
IGCSE science-double-award 4SD0 · 2h official · QP 2.2 MB · MS 156 KB
4SD0/1BRPaper 1BTimezone R
IGCSE science-double-award 4SD0 · 2h official · QP 309 KB · MS 162 KB