React is the backbone of modern web development, but reading documentation only gets you so far. To truly master it, you need to build. This curated selection of hands-on labs from the LabEx React learning path focuses on the core pillars of frontend engineering: navigation, responsive design, state management, and interactivity. Whether you are just starting or looking to solidify your fundamentals, these bite-sized projects provide the practical experience needed to build professional-grade user interfaces.
Implementing React Navigation Features
Difficulty: Beginner | Time: 15 minutes
In this project, you will learn how to implement navigation features in a React application. You will create a simple application with a navigation bar and pages that can be navigated to using links.
Practice on LabEx → | Tutorial →
Responsive Navigation with Custom React Hook
Difficulty: Beginner | Time: 10 minutes
In this project, you will learn how to create a custom React Hook called useWindowSize to get the current window size and use it to conditionally render the navigation bar in a web application.
Practice on LabEx → | Tutorial →
Switch Between Light and Dark
Difficulty: Beginner | Time: 5 minutes
In this challenge, we will be using React's Context API and the useContext Hook to create a dark mode theme switcher for a web page. The challenge involves completing the code in the provided ThemeContext.js file and wrapping the App component with the ContextProvider. Additionally, code needs to be added in both App.js and Card.js using the useContext Hook to implement the functionality. When completed, clicking the 'Dark Mode' button should change the theme color of both the card and the background.
Practice on LabEx → | Tutorial →
Build Interactive React Components
Difficulty: Beginner | Time: 10 minutes
In this project, you will learn how to create a simple show/hide functionality using React. You will implement a button that toggles the visibility of an image on the page.
Practice on LabEx → | Tutorial →
These four labs represent the essential building blocks of a React developer's toolkit. By completing these interactive exercises in the LabEx playground, you aren't just watching a video—you are writing the code that powers modern web experiences. Ready to turn your React knowledge into real-world skills? Start your first lab today and see the results in real-time.
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