Free Courses

Increase your quantitative reasoning skills through a deeper understanding of probability and statistics, with the engaging “Fat Chance” approach that’s made this course a favorite among learners worldwide.

In Remote Work Revolution for Everyone, you will learn to excel in the virtual-work landscape. You will learn how to build trust, increase productivity, use digital tools intelligently, and remain fully aligned with your remote team.

Learn the significance of electrochemistry, understanding how electrical, chemical, and mechanical energy are linked.

The structure, annotation, normalization, and interpretation of genome scale assays.

Learn about successful collaborations between families and educators and why they lead to improved outcomes for students and schools.

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?

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!

Explore the ethical controversies of financial markets.

Study Baroque and Classical opera through Handel’s Giulio Cesare and Mozart’s Don Giovanni

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

Learn to use R programming to apply linear models to analyze data in life sciences.

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

Learn about China’s origins, its integral early thinkers, and competing states and schools of thought.

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

Learn how to use decision trees, the foundational algorithm for your understanding of machine learning and artificial intelligence.

Mobilize people to tackle tough problems and build the capacity to thrive through the dangers of change

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

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

Learn the principles guiding humanitarian response to modern emergencies, and the challenges faced in the field today.

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

Learn to deliver high-quality primary health care at scale through national community health worker programs.

This course picks up where CS50 leaves off, diving more deeply into the design and implementation of web apps with Python, JavaScript, and SQL using frameworks like Django, React, and Bootstrap.

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

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

Learn inference and modeling: two of the most widely used statistical tools in data analysis.

Explore the underlying structures of everyday arguments and develop the tools to communicate effectively.

Learn the fundamentals of chemistry and energy, from the types of energy to atomic mass and matter to enthalpy and thermodynamics.

Combine literary research with data science to find answers in unexpected ways. Learn basic coding tools to help save time and draw insights from thousands of digital documents at once.

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

Learn introductory programming and data analysis in MATLAB, with applications to biology and medicine.