Build better learning. Backed by science. For over 20 years, OLI has helped educators, students, and institutions create more effective, data-informed learning experiences.

Jul 23, 2025 · Today, OLI courses are available as an open educational resource. Teachers anywhere can access them essentially for free, because the project gets grant funding from the National …

Nov 18, 2025 · Since 1972, OLI has been committed to preventing collisions, injuries and fatalities on and around railroad tracks and highway-rail grade crossings, with the support of public education …

Open Learning Initiative (OLI) Designed by learning scientists at Carnegie Mellon University, OLI uses data and research insights to develop, test and improve OER course materials.

Goal: OLI is designed to support learning and instruction via the high-quality online courses and learning materials available at low or no cost available on the OLI website.

Did your teacher invite you with a Course Key or a URL? OLI is used by students whose teachers choose our materials for class. But independent learners can learn with OLI, too.

Browse our catalog of OLI courses designed for individuals who want to learn at their own pace. These courses are self-guided and do not require a teacher or classroom.

Browse OLI’s research-based online courses designed to improve student outcomes. Easily find the right fit for your class and teaching goals.

Learn about the Open Learning Initiative. Discover how OLI supports learning through research, design, and open education tools.

The Open Learning Initiative (OLI) is a flagship project of The Simon Initiative. It provides textbook-replacement courseware built upon principles gleaned from decades of research in three CMU’s …