Diagnostic Study Guide
See the weakest learning objectives first, work one probe at a time, and jump straight into remediation when you need it.
📚 Browse all lessons by unit always works · no login needed
Backup: local only on this device.
Create a new username
Your username
Randomly chosen — tap ↻ for a new one. Visible to your teacher and classmates on leaderboards.
Real name
Password
You'll use this to sign in on other devices.
How does this work?
- Each unit has its own card. Toggle MCQ (fast, instant grading), FRQ (deep, AI-graded), or Both.
- MCQ: one multiple-choice probe per lesson — checked instantly.
- FRQ: one free-response question synthesizing the whole unit, AI-graded.
- After answering, click Show me what to focus on — the AI uses your answers + AP framework metadata to prioritize lessons and LO codes.
- Use Export to download a printable review sheet that also works as your save file. Import restores it later.