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This course teaches how to program in PHP, which is one of the most popular languages of modern web development.

This online lecture series presents the Early Middle Ages in Western European development, from the accession of Diocletian to the feudal transformation. It covers topics such...

These online lessons explain the basics of spine and back anatomy. In addition to the free video lessons, further (paid) trainings are available.

Khan Academy provides various free introductory video lessons on health and medicine. Topics include human anatomy and physiology, circulatory system diseases, mental health,...

Free Italian language app with many short tests to learn "on the go". (Not a video course.)

This online course provides a basic introduction to metric spaces. It covers metrics, open and closed sets, continuous functions (in the topological sense), function spaces,...

This short online course is designed for engineers, scientists, medical personnel, managers, and others who work with lasers and/or fiberoptics, or who anticipate working with...

This course shows the basics of SQL data analysis to explore dips and spikes in data and build business metrics.

This course will examine law through case histories including: environmental effects of national security, pesticides, air pollution, consumer products, plastics, parks and...

This online course gives an introduction to Kotlin, a popular programming language for Android development, web development, and more.

This online course teaches how to manage data with SQL, including mastering complex commands to manipulate and query data stored in relational databases. It includes topics such...

This online lecture is designed to serve as a first course in an undergraduate electrical engineering (EE), or electrical engineering and computer science (EECS) curriculum.

The course covers basic concepts of biomedical engineering and their connection with the spectrum of human activity. It is designed for science and non-science majors.

This online course discusses numerical methods for Partial Differential Equations (PDE).

This online lecture gives an introduction to basic aspects of physics (mechanics, electricity etc.).

Highlights of Calculus is a series of short online videos that introduces the basics of calculus—how it works and why it is important.

Khan Academy provides various free introductory video lessons on the history of the United States.

This online lecture gives an introduction to computer architecture. It explores in great detail how computers are designed.

This online lecture series covers the basic principles of Einstein's general theory of relativity, differential geometry, experimental tests of general relativity, black holes,...

This online video lecture series explores various aspects of international political economy.