Free online learning tools

Runs a small GPT-2 model in the page and shows attention and token probabilities as it generates text.

Upload a PDF and Claude writes a flashcard deck from it, which you then practice through games, quizzes and an XP system.

Animates an email's path through sender client, mail servers and receiver client, with an AI-generated explanation of each step.

Generates a quiz that you can play yourself or let an LLM play.

Translates text between Korean and many other languages.

Generates a ten-question multiple-choice quiz on a topic, with difficulty and tone options.

Builds a short quiz from an article or video link to help you check what you took in.

Generates Spanish vocabulary reading passages at beginner, intermediate or advanced level.

Teacher-facing set of tools for adapting lessons to different learners, with accessibility and AAC support, designed for Gemini Canvas.

Train an image, sound or pose classifier from your own samples and export it for use on a site or app.

Turn math topics into animated explainer videos.

A short quiz that tests your knowledge of AI agent fundamentals from the Hugging Face agents course.