🐸 Frogie – A Simple & Fun English Learning App

🎬 Watch short demo video

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Frogie is an Android app for learning English, focusing on vocabulary practice through fill-in-the-blank exercises. With a minimal interface and offline functionality, it’s designed for beginners.

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✨ Key Features

• Lessons & exercises organized by topics
• Fill-in-the-blank practice – simple and effective
• Learning streak: track consecutive study days
• Offline accounts: sign up, log in, change username, change password
• Progress tracking: save results, XP points

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🛠️ Technologies Used

• Language: Java
• Database: SQLite (offline)
• UI: XML, Fragment, fullscreen DialogFragment
• Not using: Firebase, Jetpack Compose

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📅 Main Screen Flow

• SplashScreen → MainActivity

• MainActivity contains the following Fragments:

  • PersonFragment → SettingFragment

    • InfoFragment → UsernameFragment / PasswordFragment

  • StreakCalendarDialogFragment: fullscreen popup

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📁 Project Structure

app/
└── src/
    └── main/
        ├── java/com/example/elearning/         # Main source code
        ├── res/                                # UI resources
        │   ├── layout/                         # Screen layouts (XML)
        │   ├── drawable/                       # Icons, backgrounds
        │   ├── menu/                           # App menus
        │   ├── navigation/                     # Navigation graph
        │   ├── xml/                            # Other configs (e.g., preferences)
        │   └── values*/                        # Themes, colors, multilingual strings
        └── AndroidManifest.xml                 # App configuration

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🚚 Future Directions

• Add challenge mode
• Upgrade XP and leveling system
• Optimize UI/UX for younger learners

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📱 System Requirements

• Android 5.0 (API 21) or higher
• No internet connection required (offline support)

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📥 Download & Installation

1. Clone the repo:

   git clone https://github.com/PhuongPi3/Elearning_Frogie.git

2. Open in Android Studio

3. Build and run the app on a device or emulator

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Frogie – Learn little by little, progress every day. 🐸

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