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Add to SafariWhen comparing SQLZoo vs edX, the Slant community recommends edX for most people. In the question“What are the best websites to learn to code?” edX is ranked 4th while SQLZoo is ranked 49th. The most important reason people chose edX is:
Both edX and the classes are free.
Specs
Question Ranking
Pros
Pro Embedded editors
Each tutorial page has multiple practice questions which include an editor for you to type your code and see the result.
Pro Really in-depth
SQLZoo offers very detailed tutorials on SQL that include program examples.
Pro Free
Both edX and the classes are free.
Pro Offers courses from well known schools
edX offers courses from a wide range of well known colleges and universities including Harvard, MIT, UC Berkeley, Cornell and more.
Pro Large selection of science courses
edX offers a wide variety of science-related courses. This makes it a great resource for learning not only specific programming languages, but also other topics relating to computer science.
Pro A lot of topics (subjects)
Topics include biology, business, chemistry, computer science, economics, finance, electronics, engineering, food and nutrition, history, humanities, law, literature, math, medicine, music, philosophy, physics, science, statistics and more.
Pro Offer certificates for some courses
Cons
Con Lack of community
SQLZoo does not have a forum or any aids for assisting with quizzes (such as hints).
Con Lack of engagement in the forums
edX does not have the same forum participation from both students and instructors that other websites do, and the form of engagement often does not encourage discussion.
Con Courses aren't always available
While edX does offer some self-paced courses, you may end up waiting for the course of your choice to be run.
Con The forums are difficult to navigate
The forums are difficult to sort by date and topic, and are unintuitive to navigate.
