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This collection of YouTube playlists provides an introduction to car technology for beginners. It includes several video lists on topics such as car engines, engine components,...

This online course (part 2 of 2 courses) teaches how to build powerful interactive applications with this popular JavaScript library. React is an open source library developed...

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

This course teaches how to build web apps using AngularJS 1.x, enabling learners to use AngularJS to create their own apps.

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 build four webpages from scratch while learning web development fundamentals.

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

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

This course teaches how to program in Ruby, a flexible language used to create many websites.

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

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

Khan Academy provides various free introductory microeconomics video lessons. Topics include supply, demand, market equilibrium, scarcity, preferences, consumers and producers,...

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...

This online course teaches how to publish a personal website to the public Internet.

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

Khan Academy provides various free introductory art history video lessons. Topics include prehistoric art, ancient mediterranean art (Egypt, Greece, Rome and others), medieval...

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

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

This online course teaches how to use color effectively to create attractive and useable websites.

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