# Daily Brain Booster

> Free daily brain-training games: trivia sprints, geography quizzes, periodic table challenges and word puzzles. Build streaks, earn rewards, climb leaderboards.

Daily Brain Booster is a web-based brain training platform built around a daily 5-stage Brain Challenge plus standalone game modes. All games are free, play instantly in any browser, and reward consistent daily play with streaks, coins and Season Pass tiers.

## Games

- [Brain Games hub](/games): Browse every game mode in one place.
- [Speed Run](/games/speed-run): 30-second rapid-fire trivia sprint with combo multipliers and a daily leaderboard.
- [Daily Climb](/games/daily-climb): Climb 15 levels of escalating trivia with only 3 lives. Fresh climb every day.
- [Country Quiz](/games/countries): Identify all 195 countries by flag, location and capital. Unlock regional rewards.
- [Periodic Table Quiz](/games/elements): Master all 118 chemical elements group by group. Earn collectible avatars.
- [Word Chain](/games/word-chain): Lateral-thinking word puzzle. Link a chain of connected words with 5 lives.
- [Season Pass](/games/season-pass): Earn Season XP across every game to unlock free and premium cosmetic rewards.

## Trivia hubs

- [Trivia categories index](/trivia): Browse free trivia by topic.
- [World Capitals](/trivia/capitals): Capital city quizzes for every country.
- [Country Flags](/trivia/flags): Visual flag identification quizzes.
- [Science & Nature](/trivia/science): Chemistry, physics, biology and space trivia.
- [History](/trivia/history): World history, empires, wars and leaders.
- [Geography](/trivia/geography): Continents, oceans, mountains and rivers.
- [Sports](/trivia/sports): Football, the Olympics, world records and legends.
- [Movies, Music & TV](/trivia/entertainment): Pop culture, film, music and television.

## Daily Challenge archive

- [Archive index](/archive): Every past Daily Challenge in one place.
- Per-day archive: `/archive/YYYY-MM-DD` — review past puzzles and answers.

## Learn

- [How to play](/how-to-play): Rules and tips for every game mode.
- [About](/about): What Daily Brain Booster is and how it works.

## Leaderboards

- [Daily Challenge leaderboard](/leaderboard): Top scores on today's main 5-stage Brain Challenge.
- [Speed Run leaderboard](/speed-run/leaderboard): Top Speed Run scores from players worldwide.

## Optional

- [Achievements](/achievements): Milestone badges earned through consistent play.
- [Stats](/stats): Per-player stats and personal performance history.
- [Ranking](/ranking): 5-tier ranking system from Bronze to Elite.
- [Store](/store): Spend earned coins on cosmetic avatars, titles and borders.