Top bar
- 🟢 In Class / Waiting indicator + class timer
- 🎷 Theme switcher (kids-younger / older / teens / adults)
- 🔴 End Class — saves stars/gems, sends parent recap
Right side
- 🎥 Teacher + Student videos (wider on 4K screens)
- 🎙️ Mic / cam toggles
- ⭐ Reward badges on student video (auto-updated)
Middle column — annotation toolbar
- ✏️ Pen / Highlighter / Text / Circle / Line / Eraser
- Plus pointer, undo, clear all
Top-right floating pills
- 🎮 Games — launches mini-games (Hangman, Spin Wheel, Word Race)
- 🔴 REC — starts recording (parent gets a link after class)
- ✨ AI Co-Teacher — your in-class Gemini assistant
Bottom-left
🆘 AI Diagnostic — if anything’s broken (mic, network), tap this. It generates a one-click report you can send us.