Free Courses

A gentle introduction to programming that prepares you for subsequent courses in coding.

Learn about the rich and diverse beliefs and practices of Buddhists across time and place. Experience Buddhism through its scriptures, both relationally as well as academically.

Show what you’ve learned from the Professional Certificate Program in Data Science.

Top chefs and Harvard researchers explore how traditional and modernist cooking techniques can illuminate basic principles in chemistry, physics, and engineering. Learn about elasticity, viscosity, mayonnaise, baking, and more!

This introduction to moral and political philosophy is one of the most popular courses taught at Harvard College.

Discover how pathogen genomics informs public health decisions and practice.

Equipping clinicians with an up‑to‑date, comprehensive understanding of stem cell–based approaches for Parkinson’s disease, including biological rationale, current trial outcomes, comparison with existing therapies, and guidance for evidence.

Reimagine global health problems with some of the leading global health thinkers and actors through a case-based biosocial framework.

Find innovation opportunities in health care technology, management, consulting, or investing by examining health care cost, quality, and access.

This course is a variant of Harvard University's introduction to computer science, CS50, designed especially for lawyers (and law students).

Explore acts of storytelling in Shakespeare’s Othello alongside world-class artists who interpret Othello’s story in new forms and contexts today.

Learn about the Earth, life, and how we can search for life elsewhere in the universe.

Learn about the key beliefs and practices of Judaism through an examination of its sacred texts and their interpretation.

An overview of divination systems, ranging from ancient Chinese bone burning to modern astrology.

Explore how entrepreneurs build successful businesses by moving technology from lab to market.

Learn probability, an essential language and set of tools for understanding data, randomness, and uncertainty.

An exploration of the haunting figure at the heart of one of William Shakespeare’s most famous plays.

This course introduces learners to Machine Learning Operations (MLOps) through the lens of TinyML (Tiny Machine Learning). Learners explore best practices to deploy, monitor, and maintain (tiny) Machine Learning models in production at scale.

Learn the fascinating history of Igor Stravinsky’s The Rite of Spring, one of the most challenging and rewarding ballets ever written.

Examine the inner workings of the three branches of the U.S. Federal Government

An in-depth look at the 1854 London cholera epidemic in Soho and its importance for the field of epidemiology.

Join Harvard University instructor Pavlos Protopapas in this online course to learn how to use Python to harness and analyze data.

Examine best practices in child and family policies, advocacy, financing, and pathways to scale.

Learn how early American politics informed the U.S. Constitution and why its promise of liberty and equality has yet to be fully realized.

Happiness is within your control. Write your own ending.

Learn how to create, read, update, and delete data with relational databases.

Keep your projects organized and produce reproducible reports using GitHub, git, Unix/Linux, and RStudio.

Explore the birth of modern China with a focus on the time between the fall of the Qing and the end of World War II.

An introduction to basic statistical concepts and R programming skills necessary for analyzing data in the life sciences.

This is CS50’s introduction to computer science and tech literacy for business professionals.