Build a To-Do List That Saves Data in Google Sheets Using HTML, CSS, and JavaScript Introduction Creating a simple To-Do list is often a beginner-friendly way to practice HTML, CSS, and JavaScript. But what if we take it a step further and store the tasks online in a way that persists even after refreshing the page or switching devices? Enter Google Sheets – a free, cloud-based spreadsheet tool that can act like a database with the help of Google Apps Script. Why Google Sheets as a Database? Using Google Sheets as a backend has several benefits: It’s free and easy to use. No need for external hosting or server setup. Simple to read, write, and modify data. Can be connected with Google Apps Script to expose REST APIs. Perfect for small apps, personal projects, and quick prototyping! Step 1: Set Up Your Google Sheet Go to Google Sheets Create a new spreadsheet Name it something like ToDoList In Row 1 , add the column headers: Task , Tim...