Some VB.NET project ideas that you can implement:

Gaming Projects

1. 2D Platformer Game: Create a 2D platformer game using VB.NET and the MonoGame library.

2. Tic-Tac-Toe Game: Develop a multi-player Tic-Tac-Toe game using VB.NET and the System.Windows.Forms library.

3. Chess Engine: Create a simple chess engine using VB.NET and the System.Windows.Forms library.

4. RPG Game: Develop a role-playing game using VB.NET and the MonoGame library.

Utility Projects

1. To-Do List App: Create a simple to-do list app using VB.NET and the System.Windows.Forms library.

2. Weather Program: Develop a weather program that retrieves current weather data using VB.NET and the System.Net.Http library.

3. Unit Converter App: Create a unit conversion app that converts between different units using VB.NET and the System.Globalization library.

4. Password Manager: Develop a password manager that securely stores passwords using VB.NET and the System.Security.Cryptography library.

Business Projects

1. Inventory Management System: Develop an inventory management system that tracks stock levels, sales, and customer information using VB.NET and the System.Windows.Forms library.

2. Time Tracking Tool: Create a time tracking tool that tracks employee hours, projects, and tasks using VB.NET and the System.Windows.Forms library.

3. Customer Relationship Management (CRM) System: Develop a CRM system that manages customer information, sales, and marketing campaigns using VB.NET and the System.Windows.Forms library.

4. Accounting Program: Create an accounting program that manages financial transactions, accounts, and reports using VB.NET and the System.Windows.Forms library.

Education Projects

1. Quiz App: Develop a quiz app that generates random questions and tracks scores using VB.NET and the System.Windows.Forms library.

2. Math Game: Create a math game that generates math problems and tracks scores using VB.NET and the System.Windows.Forms library.

3. Science Experiment Simulator: Develop a science experiment simulator that allows users to simulate experiments using VB.NET and the System.Windows.Forms library.

4. Educational Game: Create an educational game that teaches programming concepts using VB.NET and the System.Windows.Forms library.

Web Projects

1. Simple Blog: Develop a simple blog that allows users to create, edit, and delete posts using VB.NET and the ASP.NET MVC library.

2. Social Media Platform: Create a social media platform that allows users to create profiles, share posts, and interact with others using VB.NET and the ASP.NET MVC library.

3. E-commerce Website: Develop an e-commerce website that allows users to browse, purchase, and manage products using VB.NET and the ASP.NET MVC library.

4. Web Application: Create a web application that provides a user interface for a business or organization using VB.NET and the ASP.NET MVC library.

These are just a few ideas to get you started. You can find many more project ideas online or come up with your own based on your interests and skills.