An interactive, real-time quiz platform built with Next.js, featuring Duolingo-style training, competitive PvP battles, and AI-generated questions. Powered by Firebase and Gemini AI.

Battle Arena

1v1 Player Battle

Training with Bot

Edu: AI Study Assistant

Profile

• 🎯 Multi-Subject ELO Ranking
  Separate ELO for:

  • Math
  • Bahasa Indonesia
  • English

• 🧠 AI-Powered Quiz Generation
  Contextual questions tailored by difficulty and subject via Gemini AI

• 🕹️ PvP Ranked Battles
  Real-time matchmaking & ELO adjustment system

• 🟢 Duolingo-style Training Mode
  15 questions per level, 3-life system, persistent progress

• 🔁 Real-Time Game State
  Synced using Firebase Firestore

• 🧪 Placement Test System
  Dynamic skill test to assign initial ELO ratings

Log in and visit:
/debug-ai-quiz

Test various combinations of subject & difficulty.

• Math: Arithmetic, algebra, geometry
• Bahasa Indonesia: Grammar, vocabulary, reading
• English: Grammar, vocabulary, comprehension

• Players start with 3 lives per level
• Wrong answer ➝ -1 life
• Level ends if:
  • 3 lives lost
  • or 15 questions completed
• Progress is saved across sessions

npm install
npm run dev

• Frontend: Next.js 14, TailwindCSS
• Backend: Firebase Admin SDK
• Real-Time: Firebase Firestore
• AI: Gemini API by Google
• Auth: Firebase Authentication

Combines the best of:

• 🧩 Duolingo’s gamified learning
• ♟️ Chess.com’s ELO-based matchmaking
• 🤖 AI-driven personalization