Overview
For Cambridge Cambridge past paper revision, psychology revision stabilises when you separate named studies from skills — description, methodology, application, and evaluation repeat on almost every 9990 paper. This guide ranks what examiners return to from 2019—2025.
Key takeaway: Marks come from precise study detail + evaluation — vague —supports nature— paragraphs score low.
How this list was built
For Cambridge Cambridge past paper revision, we weighted core study frequency, Paper 1/2 structured styles, and examiner comments on lost evaluation marks.
A-Level Psychology (9990)
Guide: [9990 past papers](/blog/cambridge-9990-a-level-psychology-past-papers-guide) — [9990 boundaries 2026](/blog/cambridge-9990-psychology-grade-boundaries-2026)
| Priority | Skill / content | Why it repeats |
|---|---|---|
| 1 | Core study aims, procedure, findings | Must be accurate — names and numbers |
| 2 | Research methods & design | IV/DV, sampling, ethics, controls |
| 3 | Biological approach | Brain, hormones, genes — applied scenarios |
| 4 | Cognitive approach | Models of memory, bias, decision-making |
| 5 | Social approach | Conformity, obedience, culture |
| 6 | Learning approach | Conditioning, SLT — compare studies |
| 7 | Clinical / abnormal options | Symptoms, etiology, treatments — evaluate |
| 8 | Debates | Nature/nurture, reductionism, ethics |
Mark-scheme habits
Cross-links: [essay planning](/blog/a-level-essay-planning-past-papers) — [9699 Sociology boundaries](/blog/cambridge-9699-sociology-grade-boundaries-2026)
| Trap | Fix |
|---|---|
| Study outline without evaluation | Add methodology + alternative explanation |
| Generic application | Tie scenario to one named study |
| Missing opposites | State strength and limitation |
4-week rotation
For Cambridge Cambridge past paper revision, sibling guides: [History](/blog/most-repeated-cambridge-history-past-paper-topics-2026) · [Economics](/blog/most-repeated-cambridge-economics-past-paper-topics-2026) · [English](/blog/most-repeated-cambridge-english-past-paper-topics-2026) · [Sociology](/blog/most-repeated-cambridge-sociology-past-paper-topics-2026) · [Geography](/blog/most-repeated-cambridge-geography-past-paper-topics-2026)
| Week | Focus | Weekend |
|---|---|---|
| 1 | 4 core studies deep drill | Mark one 8-mark Q |
| 2 | Research methods pack | Timed Paper 1 section |
| 3 | Specialist option essays | Full timed paper |
| 4 | Mixed synoptic | MarkScheme |