Free Courses

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

Learn how to protect your own data, devices, and systems from today's threats.

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

Explore the reunification of China under the Tang with a focus on aristocratic culture — from poetry to calligraphy to literature.

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

Explore China’s imperial period, with a focus on the Song dynasty and the role of the exam system in government.

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

Learn about Hector Berlioz’s Symphonie Fantastique, an iconic Romantic symphony that ushered in an era of narrative “program music.”

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!

Use the case study method to study China from the rise of Deng Xiaoping to the present.

Gain an understanding of history, museum studies, and curation by looking at, organizing, and interpreting art, artifacts, scientific curiosities, and the stuff of everyday life.

Apply tools of single-variable calculus to create and analyze mathematical models used by real practitioners in social, life, and physical sciences.

Develop skills in digital research and visualization techniques across subjects and fields within the humanities.

Happiness is within your control. Write your own ending.

Learn about the development of 2D and 3D interactive games in this hands-on course, as you explore the design of games such as Super Mario Bros., Pokémon, Angry Birds, and more.

Learn how electricity makes the neurons in your brain tick.

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

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

Examine how great modern writers capture the intricacies of our globalized world and how their works circulate within that world to find their own audiences.

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

  Demonstrate your chemistry knowledge in the final exam.  

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

Learn about the Qin and Han dynasties, and how Buddhism and ideas of self-realization influenced the medieval period.

This course examines the Sikh scripture from a doctrinal and historical perspective by providing an overview of Sikh teachings as well as the historical context within which the scripture evolved and became canonized.

Contracts are a part of our everyday life, arising in collaboration, trust, promise and credit. How are contracts formed? What makes a contract enforceable? What happens when one party breaks a promise?

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

Learn about the forces in American politics that seek to influence the electorate and shift the political landscape.

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

Examine how cultures of the ancient world defined themselves through literature and how their vision of literature contributes to our understanding of civilization, culture, and literature today.

Learn about Claudio Monteverdi’s L’Orfeo, one of the first operas ever written.