Here’s a list of the best online programming courses, including Khan Academy, w3schools and Udemy.

If you’re interested in learning programming for the first time, or see how much you like it before committing to a bootcamp or paid course this list of no-cost coding classes has something for everyone. Some are for beginners, while others will teach you more in-depth training. All are free to begin but require a time commitment.

For those with little or no experience in the field, w3schools is a great place to begin with free beginner-friendly tutorials which teach HTML and CSS. If you have a bit more time, check out Udemy’s Tech101-style course that will cover all the basics for a quick start.

Scaler’s website for coding courses offers a wide range of online classes for coders of all skill levels. From data structures to programming languages they cover all the basics of what it is to think like an engineer in the software industry.

For a more specific method, you could consider learning programming in Smalltalk, a simplified version of the computer language Python that is incredibly easy to master. In just a few weeks, you will master control structures like loops and if statement as well as gaining a deeper understanding of the language. There is also a more thorough introductory course that will teach you the principles and language of object-oriented programming.