Neura guides you through Tensor Town. Standing in the way: The Overfit Ogre — every mistake this lane teaches you to avoid. From classical ML to neural nets, transformers, prompting, RAG, agents and safety — the full map.
All 120 lessons below are free, need no signup, and each one opens as a comic issue with a live try-it sandbox, a task list that pays XP, and a narrator that reads it aloud. Progress is stored in your own browser — nothing is uploaded anywhere.