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This video lecture discusses the computational complexity theory, including the Chomsky hierarchy, (un-) decidability,SPACE versus TIME, EXPSPACE and more advanced topics.

These online lessons explain the basics of lower extremity 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.

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

In this online course, Mariah Carey teaches how to use the voice as an instrument. The course includes several video lessons and various supplemental materials.

This online lecture provides a comprehensive overview of the scientific study of thought and behavior. It explores topics such as perception, communication, learning, memory,...

This online course includes various free introductory history video lessons. Topics include:The beginnings and the neolithic revolution; Ancient civilizations in...

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

This online lecture is a first-year college course on the principles of chemistry.

This course consists of an international analysis of the impact of epidemic diseases on western society and culture from the bubonic plague to HIV/AIDS and the recent experience...

This online course gives an introduction to the Bootstrap framework.

This video lecture discusses model driven software engineering (theory and tool support).

This is an online lecture that introduces students to the complexities of working in small, multidisciplinary teams to develop video games. Students will learn creative design...

This online video lecture series explores the process and status of European Integration within the EU member states and beyond. It includes lectures on many individual EU...

These short online courses provided by Skillshare cover various topics around music, including music theory, music technology, music production, music composition, songwriting,...

This series of online courses gives an introduction to Data Analysis using the Python programming language.

This online lecture series offers a broad survey of modern European history, from the end of the Thirty Years' War to the aftermath of World War II. Along with the consideration...

In this online course, professional skateboarder Tony Hawk teaches skateboarding skills and techniques.

In this online course, Nobel Prize-winning economist Paul Krugman teaches the economic theories that drive history and policy. The course includes more than 20 video lessons and...

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