Score and Prize
Calculate score and prize.
60% track progress
📂 Step 1 — Open the Project for This Track
Open this folder in VS Code or your editor:
tracks/flutter/final-project/
Open Final Project Folder📄 Step 2 — Files to Edit
For this track, these are the important files:
Start with the yellow file, then update the others only when the task asks you to.
🎯 Step 3 — Learning Objective
Students connect correct answers to rewards.
🔨 Step 4 — Fully Defined Student Task
What to build
- Create a score variable starting at 0.
- Increase score only after a correct answer.
- Display score on screen.
- Use prize value from current question or prize ladder.
- Highlight the current prize level.
Acceptance Criteria
- Score starts at 0.
- Correct answer increases score once.
- Wrong answer does not increase score.
- Prize ladder highlights current level.
What to submit to the teacher
- Screenshot showing score.
- Explain how prize is calculated.
Do not move ahead until
- The project runs without errors.
- You can explain which files changed.
- The acceptance criteria above are satisfied.
▶ Step 5 — Run the Project
Use this command or method:
cd tracks/flutter/final-project flutter pub get flutter run
✅ Step 6 — Checkpoint Output
KBC Quiz
Score and Prize should now work.
A. Sample optionB. Sample optionC. Sample optionD. Sample option🧠 Step 7 — Mini Quiz
- What exact feature did this milestone add?
- Which file changed the most and why?
- Which acceptance criterion proves the work is complete?
🆘 Full Code Fallback
👀 View / Copy Complete Help
Open this only after trying.
// Milestone 09: Score and Prize
// Open: tracks/flutter/final-project/
// Complete every item under "What to build".
// Test every item under "Acceptance Criteria".Create a score variable starting at 0.
Increase score only after a correct answer.
Display score on screen.
Use prize value from current question or prize ladder.
Highlight the current prize level.Ask the student to demonstrate the running output, then ask which file changed and why.🌐 GitHub Commit
After the milestone works, commit it:
git add . git commit -m "Complete Flutter milestone 09: Score and Prize" git push