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Welcome to Oppia

Oppia's mission is to help anyone learn in an effective and enjoyable way.

Oppia is a free online learning tool that enables anyone to easily create and share interactive activities, or lessons, simulating a one-on-one conversation with an intelligent tutor.

Imagine what you could learn today…

Featured Lessons

Share Your Knowledge

Whether you're a K-12 educator, a graduate student, or an individual who's passionate about a specific subject and wants to share your knowledge, Oppia welcomes you. Join the community and start exploring with us.