diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,14 +1,141 @@
-<div align="center">
+# Mergington High School Activities API
+
+A FastAPI application for managing extracurricular activities at Mergington High School. Students can view available activities and sign up or unregister from them through a simple web interface or REST API.
+
+## Features
+
+- 📋 View all available extracurricular activities with details
+- ✍️ Sign up for activities using student email
+- ❌ Unregister from activities
+- 🔄 Prevent duplicate signups
+- 🖥️ Interactive web interface
+- 📚 Auto-generated API documentation (Swagger/ReDoc)
+
+## Prerequisites
+
+- Python 3.7 or higher
+- pip (Python package manager)
+
+## Installation
+
+1. Clone the repository:
+   ```bash
+   git clone https://github.com/cx-demo/skills-getting-started-with-github-copilot.git
+   cd skills-getting-started-with-github-copilot
+   ```
+
+2. Install the required dependencies:
+   ```bash
+   pip install -r requirements.txt
+   ```
+
+## Usage
+
+### Running the Application
+
+Start the FastAPI server:
+
+```bash
+uvicorn src.app:app --reload
+```
+
+The application will be available at:
+- **Web Interface**: http://localhost:8000/
+- **API Documentation (Swagger)**: http://localhost:8000/docs
+- **API Documentation (ReDoc)**: http://localhost:8000/redoc
+
+### API Endpoints
+
+| Method | Endpoint | Description |
+|--------|----------|-------------|
+| `GET` | `/` | Redirect to the web interface |
+| `GET` | `/activities` | Get all activities with details and participants |
+| `POST` | `/activities/{activity_name}/signup?email=<email>` | Sign up a student for an activity |
+| `POST` | `/activities/{activity_name}/unregister?email=<email>` | Remove a student from an activity |
+
+### Example API Usage
+
+**Get all activities:**
+```bash
+curl http://localhost:8000/activities
+```
+
+**Sign up for an activity:**
+```bash
+curl -X POST "http://localhost:8000/activities/Chess%20Club/signup?email=student@mergington.edu"
+```
+
+**Unregister from an activity:**
+```bash
+curl -X POST "http://localhost:8000/activities/Chess%20Club/unregister?email=student@mergington.edu"
+```
 
-# 🎉 Congratulations cx-demo! 🎉
+## Project Structure
 
-<img src="https://octodex.github.com/images/welcometocat.png" height="200px" />
+```
+skills-getting-started-with-github-copilot/
+├── src/
+│   ├── app.py              # FastAPI application with API endpoints
+│   ├── static/
+│   │   ├── index.html      # Web interface
+│   │   ├── app.js          # Frontend JavaScript
+│   │   └── styles.css      # Styling
+│   └── README.md           # Additional documentation
+├── tests/
+│   └── test_app.py         # Test suite
+├── requirements.txt        # Python dependencies
+├── pytest.ini             # Pytest configuration
+└── README.md              # This file
+```
 
-### 🌟 You've successfully completed the exercise! 🌟
+## Available Activities
 
-## 🚀 Share Your Success!
+The application includes the following extracurricular activities:
 
-**Show off your new skills and inspire others!**
+- **Academic**: Chess Club, Programming Class, Math Olympiad, Science Club
+- **Sports**: Gym Class, Soccer Team, Basketball Club
+- **Arts**: Drama Club, Art Workshop
+
+Each activity has:
+- Description
+- Schedule
+- Maximum participant capacity
+- List of registered participants
+
+## Testing
+
+Run the test suite using pytest:
+
+```bash
+pytest
+```
+
+The test suite includes:
+- Activity listing tests
+- Signup and unregister flow tests
+- Duplicate signup prevention tests
+- Error handling tests
+- Redirect tests
+
+## Data Storage
+
+The application uses in-memory storage for simplicity. All data (activities and registrations) will be reset when the server restarts. This is suitable for development and learning purposes.
+
+## License
+
+This project is licensed under the MIT License. See the [LICENSE](LICENSE) file for details.
+
+---
+
+<div align="center">
+
+## 🎉 GitHub Skills Exercise Complete! 🎉
+
+<img src="https://octodex.github.com/images/welcometocat.png" height="150px" />
+
+**This project was created as part of the "Getting Started with GitHub Copilot" exercise.**
+
+### 🚀 Share Your Success!
 
 <a href="https://twitter.com/intent/tweet?text=I%20just%20completed%20the%20%22Getting%20Started%20with%20GitHub%20Copilot%22%20GitHub%20Skills%20hands-on%20exercise!%20%F0%9F%8E%89%0A%0Ahttps%3A%2F%2Fgithub.com%2Fcx-demo%2Fskills-getting-started-with-github-copilot%0A%0A%23GitHubSkills%20%23OpenSource%20%23GitHubLearn" target="_blank" rel="noopener noreferrer">
   <img src="https://img.shields.io/badge/Share%20on%20X-1da1f2?style=for-the-badge&logo=x&logoColor=white" alt="Share on X" />
@@ -20,15 +147,11 @@
   <img src="https://img.shields.io/badge/Share%20on%20LinkedIn-0077b5?style=for-the-badge&logo=linkedin&logoColor=white" alt="Share on LinkedIn" />
 </a>
 
-### 🎯 What's Next?
-
-**Keep the momentum going!**
+### 🎯 Continue Learning
 
 [![](https://img.shields.io/badge/Return%20to%20Exercise-%E2%86%92-1f883d?style=for-the-badge&logo=github&labelColor=197935)](https://github.com/cx-demo/skills-getting-started-with-github-copilot/issues/1)
 [![GitHub Skills](https://img.shields.io/badge/Explore%20GitHub%20Skills-000000?style=for-the-badge&logo=github&logoColor=white)](https://learn.github.com/skills)
 
-*There's no better way to learn than building things!* 🚀
-
 </div>
 
 ---