# Before / After

> Slot each event into history.

⁨Before / After⁩ is a free ⁨2D⁩ browser game by ⁨Oneshot Gems⁩.

## Key facts

- URL: https://oneshotgems.ai/g/before-after
- Creator: [Oneshot Gems](https://oneshotgems.ai/@oneshotgems) (@oneshotgems)
- Style: 2D
- Hashtag: #history, #timeline, #trivia, #drag, #cards, #science, #inventions
- Controls: Drag
- Scores are recorded on a public leaderboard.
- Languages: English 🇬🇧, Español 🇪🇸, Français 🇫🇷, Deutsch 🇩🇪, Português (Brasil) 🇧🇷, 日本語 🇯🇵, 한국어 🇰🇷, 简体中文 🇨🇳, العربية 🇸🇦, हिन्दी 🇮🇳
- Free to play. Full-screen ads between games.
- Added: October 8, 2026; Updated: October 8, 2026

## How to play

Drag each new event card into the right gap on a growing timeline; a correct slot reveals its year, a wrong one slides it to where it belongs.

## Explore game collections and guides

- [Games with Geography, Numbers and Science Prompts](https://oneshotgems.ai/topics/educational-games): Browse actual browser games that weave questions or subject labels into their mechanics, from capital gates to element merges and arithmetic slicing.
- [2D Browser Games with Clear, Readable Loops](https://oneshotgems.ai/topics/2d-browser-games): Find 2D browser games for sorting, bouncing, merging and aiming, with specific starting tips for a range of play styles.

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Canonical page: https://oneshotgems.ai/g/before-after