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EdTech

Offline Lesson Pack Sync

Download lessons and quizzes once and use them offline all week.

Intermediate16h2–3 people17/20 fit
TL;DR

Build Offline Lesson Pack Sync for rural schools with poor internet in ~16h with 2–3 people. Stack: Next.js + Service Worker + IndexedDB.

Why it wins: Equity-focused engineering.

Build flow

01 · Problem
Online learning platforms fail without reliable internet.
02 · Solution
A PWA caches lesson packs, records quiz results offline and syncs progress when a connection returns.
03 · Build
  1. 1Build PWA
  2. 2Cache packs
  3. 3Store results
  4. 4Sync
04 · Demo
Take a quiz in airplane mode and sync later.

MVP checklist

  • Lesson caching
  • Offline quizzes
  • Background sync
  • Teacher reports

Tech stack

TechRole
Next.jsFrontend + API routes
Service WorkerTooling
IndexedDBTooling

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