The purpose of this website is to teach the basics of Python programming in a semi-interactive fashion. It contains a series of instructions, mixed with exercises that you can use to test your progress. Anyone can use this website for free. You can register by creating a free account, if you want to save your progress. You don’t need to install anything on your computer to use this website.
The exercises and writing are aimed at people who have no prior experience programming. If you have some experience programming in other languages, then going through all of the lessons should be a bit easier. Both adults and students can go through all of the lessons at their own speed.
There are automatically-graded exercises to build up your skills. There are several types of exercises, including programming, short answer, multiple choice, and code scramble. In most cases there is more than one way to get a correct answer.