Browsing and starting a course
Find courses in the catalog and begin the first lesson.
Open the course catalog
Visit Courses to browse everything available on Big Thinkers. Each course card shows a title, description, and what learners will explore.
Start a course
Select a course to open its overview page at /course/[slug]. From there, learners can start the first lesson or pick up where they left off if they have already begun.
Course structure
Courses are organized into lessons. Lessons may include readings, videos, and interactive activities. Progress is saved automatically as learners complete each step.
Premium courses
Some courses require an active subscription. If a course is locked, visit Subscribe or ask a parent to review your family’s plan.