Math and science done right

Master key ideas in math, science, and computer science through problem solving.

  • Effective and fun

    Learn through interactive problem solving – proven to be more effective than lectures.

  • Built with <3

    Enjoy thousands of explorations crafted by award-winning teachers, researchers, and professionals.

  • Outside-the-box thinking

    Strengthen your mathematical and scientific thinking skills with challenging courses for ages 10 to 110.

Why learn on Brilliant?

Whether you want to hone your quantitative skills, improve your knowledge of science and technology, be a smarter parent for your inquisitive kid, or simply stay sharp, Brilliant helps you grow as a curious and ambitious person.

Journey to infinity and beyond

Get started with Brilliant’s course library as a beginner, or dive right into the intermediate and advanced courses for professionals and lifelong learners.
See our Courses page


Average app store rating
from 40,000+ ratings

Excellent app, beautifully laid out, engaged community.

Joshua T.

Experience world-class lifelong learning

Brilliant’s inspiring, interactive learning experiences have garnered tens of thousands of 5-star ratings, and rave reviews around the world.
See our Testimonials page

cube divided into 8 smaller cubes

Become a better
problem solver

Brilliant guides you through key ideas and problem solving strategies in STEM. You’ll strengthen your mathematical and scientific thinking skills instead of memorizing formulas.
See our Principles of Learning

New challenges daily

Stay sharp by solving daily STEM challenges with an engaged community of lifelong learners.

Learn anywhere

Easily switch between your computer and mobile device. Learn anywhere with our Android and iOS apps.

Join over 7 million problem
solvers on Brilliant!

Start your
learning journey