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Learn React

Learn React once you know some JavaScript. Every component in this course runs live in your browser, right below its code, with the same React version this site is built with, so you can click, type and see exactly what it does.

Start with “Introduction to React”View full syllabus
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Lessons available
31
In the full course
31
  • Beginner

    Start from zero. No experience needed.

  • Intermediate

    Combine ideas to solve real problems.

  • Advanced

    The techniques used in professional work.

Course syllabus

All 31 lessons are available. Start anywhere, or follow the parts in order.

  1. Part 1 · Beginner

    Getting Started

    What React is, setting up a project, and the building blocks: JSX, components and props.

  2. Part 2 · Beginner

    Interactivity

    Rendering lists and conditions, handling events, and making components remember things with state.

  3. Part 3 · Intermediate

    Effects and Hooks

    Synchronising with the outside world, fetching data, refs, reducers, context and your own hooks.

  4. Part 4 · Intermediate

    Patterns and Performance

    Composing components, styling, avoiding unnecessary work, and handling errors.

  5. Part 5 · Advanced

    Building Real Apps

    TypeScript with React, routing, testing, and frameworks for full applications.

  6. Part 6 · Intermediate

    Projects

    Put it all together in two complete small apps.

  7. Part 7 · Intermediate

    Interview Questions

    Frequently asked React interview questions with answers and examples.

Keep going with React

React practiceSolve exercises by difficulty.React interview questionsPrepare with hints and full answers.React cheat sheetsQuick reference when you need it.

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