Provides free, curated video courses for people learning about personal growth, finance, and startups.

A free daily word puzzle game that helps players learn languages.

A free online typing test that measures WPM and helps users practice typing speed.

Provides interactive machine learning problems, labs, projects, and study tools for learners.

Helps language learners practice real-life conversations with an AI tutor and get instant feedback.

Helps researchers identify gaps in medical research.

An audio learning app that uses retrieval practice and spaced repetition to help learners retain foundational knowledge.

Helps readers retain book ideas through AI-generated quizzes and spaced repetition.