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

Khan Academy provides various free introductory video lessons on electrical engineering. Topics include circuit analysis, amplifiers, semiconductors, electrostatics, signals and...

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

Khan Academy provides various free introductory mathematics video lessons. Topics include elementary math, algebra, geometry, calculus, trigonometry, differential equations,...

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

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

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

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

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

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...

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

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

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

This course teaches how to program in C#, which is used for programming mobile applications, games and enterprise software.

This online course introduces learners to the basics of Lua, a general-purpose programming language used for building games, web apps, and developer tools.

This course teaches how MOS transistors work, and how to model them. The understanding provided in this course is essential not only for device modelers, but also for designers...

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

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

Free Ukrainian 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...