The Quora website provides an innovative way to acquire and share knowledge. Through it, you can leave questions for experts in the most varied subjects to answer. In your profile, you can create a list of interests based on the more than 250 thousand topics categorized on the site. You can also answer questions from other users who share the same passion and interest as you.
The Open Education Database portal has more than 10,000 classes and courses online and offered free of charge, with partners such as MIT (Massachusetts Institute of Technology), the University of Michigan and Johns Hopkins University. On the website, you can search for materials in the categories of arts, business, education, engineering and computer science, medicine and health, mathematics and science.
The Project Gutenberg library offers more than 4,200 free, public domain books for you to download to your computer, tablet or eReader. On the website, you will find various titles of literature, historical documents, non-fiction books and classic and contemporary works. All of this without cost and totally within the law.
Academic Earth is a portal that aggregates online courses - free and on video - from more than 50 universities worldwide. The website has a playlist section with the most interesting videos and the most fundamental teaching topics. There is also a category of electives called “Video Electives” that brings not only information, but also an animated and fun to watch format.
Wikiversity is the educational, college, university and academic version of the Wikipedia Foundation and contains a wide variety of pages with articles and materials on a wide range of subjects. There are courses, classes and study groups registered on the portal, searching for themes and areas, as well as categories by level of education. All knowledge, as in Wikipedia pages, is formed collaboratively between participants.
GeographyIQ is an online world atlas that provides information on the geography, economy, politics, history and culture of each country or region on the globe. The website provides accurate and current details on the demographic situation, living conditions, environmental and climatic data of nations. It is ideal for those who want to know more about a region before traveling; the website provides relevant cultural data, in addition to offering currency equivalence in each country.
More than 5 million participants take some of the classes offered by the free website Coursera, which has more than 500 registered programs, from 100 partner institutions and in different languages. The variety of topics is very comprehensive, and the courses can last for weeks and are accompanied by teachers and professionals.