Building a GPA Calculator Web App with Vanilla HTML, CSS, and JavaScript.

This practical Q&A guide walks you through the process of building a GPA calculator using HTML, CSS, and JavaScript. You'll learn how to structure your files, create clean layouts, and add interactivity with core web technologies.

Topics include:

• Structuring HTML for user input

• Styling with CSS for readability and responsiveness

• Writing JavaScript to calculate GPA and handle user input

• Validating data and displaying results

• Improving usability with dynamic features

• Debugging and testing in the browser

• Preparing your app for deployment

Written for learners with basic web development knowledge, this book offers a hands-on way to practice building real applications using foundational skills.