Brilliant is a modern educational platform that combines artificial intelligence with interactive learning experiences to help students master challenging subjects. Its AI tutor, Koji, provides personalized instruction in mathematics, computer science, science, and data analysis. Rather than relying on passive lectures, the platform encourages learners to actively explore concepts through visual lessons and guided problem-solving activities. Koji adjusts instruction based on each learner’s progress, ensuring that lessons remain appropriately challenging without becoming overwhelming. Students receive immediate feedback and support as they work through exercises designed to strengthen understanding and retention. The platform covers a wide range of topics, from arithmetic and algebra to calculus, programming, and machine learning fundamentals. Built-in progress tracking helps learners identify areas for improvement while celebrating milestones along the way. Engaging features such as learning streaks and achievement levels encourage consistent study habits. Created by experienced educators and subject-matter experts, Brilliant offers a flexible and accessible learning experience that fits into busy schedules.