Play with UK election data
Swing the national vote and watch seats change hands, build a coalition that commands a majority, test yourself with the election quiz and see every result since 1918 on one timeline.
- Swing calculatorMove each party’s share of the vote in Great Britain and see which seats change hands under uniform national swing.
- Coalition builderPick any election since 1918 and combine parties until they reach a Commons majority.
- Election quizTen questions drawn from real results. Different every time.
- Commons timelineEvery House of Commons since 1918, party by party, on one page.