Wikipedia

Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

Britannica

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and Web sites.

Infoplease

A free, authoritative, and respected reference for Internet users, provides a comprehensive encyclopedia, almanac, atlas, dictionary, and thesaurus.

Encyclopedia

Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos.

Everipedia

The new, better version of Wikipedia.

Wikia Uncyclopedia

Uncyclopedia is a community site that anyone can contribute to. Discover, share, do a funky dance, and add your best comedic writing!

Proofwiki

ProofWiki is an online compendium of mathematical proofs! Our goal is the collection, collaboration and classification of mathematical proofs.

Eol

The Encyclopedia of Life is an unprecedented effort to gather scientific knowledge about all animal and plant life where pictures, information, facts, and mo...

Conservapedia

Scholarpedia

Mar 25, 2014 ... Scholarpedia header. Welcome to Scholarpedia .... Retrieved from "http://www.scholarpedia.org/w/index.

Citizendium En

Khan Academy

Offers over 2400 free videos from arithmetic to physics, and finance.

Udemy

Udemy is an online education marketplace with limitless variety. Over 7 million students enrolled in more than 30,000 courses,taught by 19,000 instructors.

Coursera

Take free online classes from 120+ top universities and educational organizations.

EdX

EdX offers free online courses and classes.

Lynda

Learn software, creative, and business skills to achieve your personal and professional goals. Join today and start learning.

Udacity

Discover online classes taught by top instructors and industry experts. Take courses at your own pace.

Envato Tuts+

Updated daily, discover over 20,750 How-to tutorials on Envato Tuts+. Find videos and online courses to help you learn skills like code, web design and more.

Study

Take online courses on Study.com that are fun and engaging. Pass exams to earn real college credit. Research schools and degrees to further your education.

JavatPoint

Javatpoint provides tutorials and interview questions of all technology like java tutorial, android, java frameworks, javascript, ajax, core java, sql, python,

Alison

Join 5 million learners and explore 750+ free online courses from top publishers. ALISON is the leading provider of free online classes & online learning.

FutureLearn

Join over 1,805,618 people learning with FutureLearn. Enjoy free online courses from top universities and cultural institutions. Find the course for you.

Analytics Vidhya

Analytics Vidhya features articles on data science, machine learning, R programming, Python for analytics and more.

PluralSight

Unlimited online developer, IT and creative courses starting at $29.99 per month.

Open Culture

Find thousands of free online courses, audio books, textbooks, eBooks, language lessons, movies and more.

Gcflearnfree

GCFLearnFree - The freedom to learn what you want, when you want, absolutely free! Check out our Everyday Life, Basic Math, and Computer Training today!

Streema

Listen to free online radio stations from all over the world. Find the best free Internet radio, AM and FM stations, and live web radio on Streema.

Saylor

Saylor Academy provides free and open online courses and affordable college credit opportunities to learners everywhere. Start your course today!

Code.org

Every student in every school deserves the opportunity to study computer science.

FunBrain

FunBrain is the #1 site for online educational games for kids of all ages.

Linux Academy

Advanced online training and certification courses in Linux, AWS, OpenStack and DevOps to learn new skills and get certified.

NovoEd

Learn together with engaging online courses, corporate training programs, and leadership development modules on NovoEd's social learning platform.

OpenStax

Free educational materials for K-12 and College.

Open2Study

Open2Study provides Free High Quality Online Education for Everybody. Enrol Now!

iversity

Free online courses from inspiring professors. Top European Universities. You can now earn a verified certificate and European Credit (ECTS) points.

Free Video Lectures

Free video lectures, video tutorials and video courses from best colleges and universities. Videos are downloadable.

ChalkStreet

Online learning marketplace for micro-courses.

Course Sites

CourseSites by Blackboard is a free learning management system for K12 and Higher Ed Instructors enabling blended & eLearning.

Pearsonelt

Pearson English Language Teaching.

EduCBA

Learn finance, software and business skills to achieve professional success. Join today and start learning.

No Excuse List

No Excuse List is the best place on the web to learn anything, free. We have curated the best resources on the web to teach you anything that you want.

National Academies

The National Academies of Sciences, Engineering, and Medicine produce ground breaking reports that have helped shape sound policies and inform public opinion.

National Geographic Kids

Play games, watch videos, learn about animals, and places, and get fun facts on the National Geographic Kids website.

UniMOOC

UniMOOC es la plataforma de Cursos gratuitos para Emprendedores. Aprende a Emprender!

EliAdemy

Eliademy is a free e-learning platform (LMS) that allows educators and students to create, share and manage online courses. Course content belongs to educators.

OpenLearning

OpenLearning is a MOOC platform that allows anyone to create, run, teach and enrol in a course (free or private).

Lessonpaths

Lessonpaths allows you to create, share and explore learning playlists made by people like you

Canvas

The Canvas Network offers free online courses and classes from the world's leading universities. Find a MOOC and enroll now to get started on your new journey!

AcademicEarth

Access more than 750 free online college courses and lectures from MIT, Harvard, Stanford, Yale, Berkeley, and more. A world of learning is just a click away!

Coursmos

Our students have access to 20 course categories including courses on how to start a business, how to code, how to create a website, how to promote your book, h

TED-Ed

Use engaging videos on TED-Ed to create customized lessons.

ThinkCerca

ThinkCERCA lesson plans help teachers differentiate instruction while building close reading, writing, and critical thinking skills among students.

Stanford Class

Learn from Stanford Online.

Educative

Acamica

Learn to code and design from industry leaders.

Complexity Explorer

Complexity Explorer provides online courses.

Wikiversity

Online learning resources.

IdesWeb

iDESWEB, un curso nuevo de tipo MOOC, online y totalmente gratuito, con el que vas ...

FIRST

FIRST is the global Forum for Incident Response and Security Teams. FIRST is the premier organization and recognized global leader in incident response.

Open Learning Initiative

Open Learning Initiative by Carnegie Mellon University.

Zeolearn

Browse through classroom and online training courses offers by Zeolearn training Institute. We offer Classroom, virtual and corporate trainings.

WikiHow

Learn how to do anything with wikiHow, the world's most popular how-to website. Easy, step-by-step, illustrated instructions for everything.

Stack Exchange

Stack Exchange Q&A communities are different. Here's how Speech bubbles.

Answers

This free reference tool from Answers.com can look up quick answers in a range of authoritative sources, while you're working with any application.

Yahoo Answers

Ask questions and get answers from other people in the community.

HealthTap

Secure video or text chat with a doctor anywhere, anytime, 24/7 - get prescriptions, referrals, second opinions and more.

Blurtit

The community question and answer site designed to help people, to help each other: To ask, to learn, to share, to grow.

Mathoverflow

A forum to ask and answer research level mathematics questions.

Able2Know

Ask questions and share answers at able2know, a free ask an expert community.

Askmehelpdesk

Become an expert or ask an advisor about ANY subject, such as financial advice or medical questions, at this question-and-answer community.

Theanswerbank

Post questions and answers or discuss topics of interest.

Funadvice

Find and connect with experts near you for anything you want

Askdeb

Ask Deb features answers to questions which we've received multiple times through the years. You too can ask us anything you want.