# Referee training

## Train in the game

These open the game.

- [One-wall · Level 1 exam](https://handball.theperfectship.com/play/referee/exam/one-wall/1/) — 12 questions, scored at the end.
- [One-wall · Level 3 exam](https://handball.theperfectship.com/play/referee/exam/one-wall/3/) — 7 questions, scored at the end.
- [Four-wall · Level 1 exam](https://handball.theperfectship.com/play/referee/exam/four-wall/1/) — 12 questions, scored at the end.
- [Four-wall · Level 3 exam](https://handball.theperfectship.com/play/referee/exam/four-wall/3/) — 8 questions, scored at the end.
- [Endless question flow](https://handball.theperfectship.com/play/referee/questions/both/) — Referee questions one after another, with the answer explained after each.
- [One-wall questions](https://handball.theperfectship.com/play/referee/questions/one-wall/) — The same endless flow, one-wall questions only.
- [Four-wall questions](https://handball.theperfectship.com/play/referee/questions/four-wall/) — The same endless flow, four-wall questions only.
- [Officiate a one-wall match](https://handball.theperfectship.com/play/referee/officiate/one-wall/) — Referee a live one-wall match between two AI players and make the calls.
- [Officiate a four-wall match](https://handball.theperfectship.com/play/referee/officiate/four-wall/) — Referee a live four-wall match between two AI players and make the calls.
- [Study the rulebooks](https://handball.theperfectship.com/play/referee/study/) — The referee study guide: positioning, signals and the calls, topic by topic.
- [Ref Tool](https://handball.theperfectship.com/ref/) — Score a real match point by point on your phone.
- [Tournaments](https://handball.theperfectship.com/events/) — Upcoming events and their draws.
- [All referee modes](https://handball.theperfectship.com/play/referee/) — The referee hub in the game, with every mode in one place.

## Questions by topic

- [Serve (40)](https://handball.theperfectship.com/referee/serve.md)
- [Cadence (29)](https://handball.theperfectship.com/referee/cadence.md)
- [Hinder (9)](https://handball.theperfectship.com/referee/hinder.md)
- [Rally (4)](https://handball.theperfectship.com/referee/rally.md)
- [Scoring (56)](https://handball.theperfectship.com/referee/scoring.md)
- [Timing (9)](https://handball.theperfectship.com/referee/timing.md)
- [Conduct (9)](https://handball.theperfectship.com/referee/conduct.md)
- [Authority (3)](https://handball.theperfectship.com/referee/authority.md)
- [Equipment (7)](https://handball.theperfectship.com/referee/equipment.md)
- [Doubles (7)](https://handball.theperfectship.com/referee/doubles.md)
- [Receiving (3)](https://handball.theperfectship.com/referee/receiving.md)
- [Misc (2)](https://handball.theperfectship.com/referee/misc.md)
- [Officials (3)](https://handball.theperfectship.com/referee/officials.md)
- [Cutthroat (2)](https://handball.theperfectship.com/referee/cutthroat.md)
- [Court (17)](https://handball.theperfectship.com/referee/court.md)
- [Rule check (99)](https://handball.theperfectship.com/referee/rule-check.md)
- [Make the call (10)](https://handball.theperfectship.com/referee/make-the-call.md)
- [Name the fault (8)](https://handball.theperfectship.com/referee/name-the-fault.md)
- [Serve depth (21)](https://handball.theperfectship.com/referee/serve-depth.md)
- [Penalty (10)](https://handball.theperfectship.com/referee/penalty.md)
- [Score call (154)](https://handball.theperfectship.com/referee/score-call.md)
- [True / False (481)](https://handball.theperfectship.com/referee/true-false.md)