Feb 28, 2017 08:59 AM EST By Emily Marks, UniversityHerald Reporter

Working adults who want to continue their postsecondary education or get a master's degree can check various online degree programs available nowadays. This type of learning gives students flexibility in terms of time and location.

One benefit of an online education is that it allows students to complete their degree at their own pace. This means that they can choose to take up as much courses as they can in one semester to complete the program as soon as possible or they can also choose to take just one class so that they won't be overwhelmed with the coursework.

Online Course Report shared the most popular online courses of all time. Check out the top 5 courses with the most enrollees here. The next 5 is listed below:

1. Duke University - Think Again: How to Reason and Argue

It is available on Coursera. Walter Sinnott-Armstrong and Ram Neta teaches students about reasoning, analyzing arguments as well as evaluating deductive and inductive arguments, among others. It has a total enrollment of 775,717.

2. Princeton University - Algorithms: Part 1

Still on Coursera, this MOOC focuses on algorithms and data structures for programmers. It is taught by Kevin Wayne and Robert Sedgewick, with 751,089 total enrollment.

3. University of Maryland, College Park - Developing Innovative Ideas for New Companies: the First Step in Entrepreneurship

This course is part of the school's entrepreneurship specialization that focuses on the early stages of launching a new business. It is taught by Dr. James V. Green and has had a total of 736,347 enrollees.

4. British Council - Understanding IELTS: Techniques for English Language Tests

It is offered by the first MOOC platform in the U.K., FutureLearn. It has a total enrollment of 690,567 and prepares students for IELTS (International English Language Testing System) tests.

5. University of Maryland - Programming Mobile Applications for Android Handheld Systems - Part 1

It covers the basics of developing mobile apps for Android smartphones and tablets, from how to setup the development environment to app creation. It has a total enrollment of 678,451 and is taught by Adam Porter.

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