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This online course gives an introduction to the C programming language. C is one of the foundational languages of computer science, for example used in operating systems. The...

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

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

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

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

This online course shows how to use IBM's Personality Insights API and interact with Twitter; participants should be familiar with Python for this course.

Khan Academy provides various free lessons for learners who prepare for the SAT test.

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

This course teaches the fundamentals of the Java programming language.It includes various interactive lessons and practical coding projects. (Also check out this overview of...

Khan Academy provides various free introductory anatomy video lessons. Topics include the circulatory system, respiratory system, urinary system, hematologic system, immunologic...

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

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

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

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

Khan Academy provides various free introductory video lessons on astronomy and cosmology. Topics include the scale of the universe, the Big Bang, stars, black holes, galaxies,...

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

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

This online course teaches the fundamental concepts of Blockchain and how to implement them in Python. Learners with prior Python experience will be able to build their own...

This online course explores the fundamentals of JavaScript, the programming language of the Web.The course was designed for learners who have some knowledge of HTML and CSS and...

Khan Academy provides various free introductory macroeconomics video lessons. Topics include national income and the GDP, inflation, demand and supply, business cycles, the...