Mastermind Playground
AI-Powered Challenges,
Built by You.
AI-Powered Challenges,
Built by You.
Brain Teasers
Math
Science
Programming & AI
Learn Anything. Free.
rabbitbrain – It's your interactive learning playground, powered by AI and driven by you.
rabbitbrain is a free,
open-source platform.
We're here to learn by doing. Free.
Join the community and start building your own brain-busting challenges.
Join a community that's here to learn by doing.
You Scrolled This Far. What's Next?
explore the unknown_
explore the unknown_