Quick answer
Exam Room is MarkScheme's free student community at [markscheme.app/community](https://markscheme.app/community) — Reddit-style rooms for Cambridge A-Level and IB Diploma subjects. Ask past-paper doubts, share notes and PDFs, and discuss grade boundaries. Read without an account; post with a free MarkScheme username.
What this demo shows
For Cambridge Cambridge past paper revision, revision is not only marking and courses — students also need a place to ask "was my working enough for M1?" or "what did boundaries look like last year?" Exam Room gives each subject its own board (e.g. `s/9702` for Physics, `s/math-aa-hl` for IB Maths AA HL).
Watch on TikTok: @markscheme
Step-by-step (from the video)
This section covers Step-by-step (from the video) — ranked by what Cambridge examiners return to most often in past papers.
- Open markscheme.app/community — pick Cambridge or IB on the feed.
- Find your subject room — browse all subjects or search from the hub.
- Read hot / new / top — see doubts, resources, and boundary threads without signing in.
- Create a free account — pick a username to post, comment, or upvote.
- Post a doubt or resource — Discussion for questions; Resource for PDFs/images (see guidelines).
- Pair with marking — fix the skill at /mark, then bring specific questions back to Exam Room.
Subject room examples
This section covers Subject room examples — ranked by what Cambridge examiners return to most often in past papers.
| Track | Example room | Use for |
|---|---|---|
| Cambridge | s/9709 | Maths past-paper methods, grade boundaries |
| Cambridge | s/9702 | Physics explanations, data booklet tips |
| IB | s/math-aa-hl | IA ideas, Paper 1 vs 2 strategy |
| IB | s/biology-hl | ERQ structure, topic doubts |
Transcript
> A lot of you use MarkScheme for marking — but did you know we also have Exam Room? > > It is a free community built into markscheme.app/community. Think subject Discords or Reddit, but every room matches a syllabus we support — Cambridge codes like 9709, IB slugs like math-aa-hl. > > You can lurk without an account. When you are stuck on a past paper — "does this working get M1?" or "what do you think boundaries will be?" — post a discussion. Got a cheat sheet or notes PDF? Upload a resource post. > > It is moderated — stay on topic, no spam, help each other properly. Read the guidelines before you post. > > Workflow: mark your paper at markscheme.app/mark, fix what you missed, then bring the one doubt you still have to Exam Room. Courses are at ib/courses and cambridge at /courses if you need content first. > > Link in bio — pick your subject room tonight.
Honest limits
For Cambridge Cambridge past paper revision, exam Room is student peer support, not official advice from Cambridge or the IBO. Answers are not examiner-verified. Do not share leaked exam content. For scheme-aligned feedback on your script, use [/mark](/mark) rather than hoping a comment guesses your marks.
Try it yourself
This section covers Try it yourself — ranked by what Cambridge examiners return to most often in past papers.