A short video about that "Edit" button and what it can do when you are bold! (1:06 min)
As a new contributor, you may feel a little overwhelmed by the sheer size and scope of this project. Don't worry too much if you don't understand everything at first. Listed below are some brief introductions containing all the basics you need to use, comment on, and contribute to Wikipedia. For a more comprehensive article on how and where you can help see contributing to Wikipedia. Don't be afraid to edit, as you are encouraged to be bold! If you do get stuck, there are volunteers available to answer your questions, see asking for help for more information. Have fun!
Training for students: students start here! A four-part, 57-page, training intended for students doing assignments on Wikipedia, with more detailed introductions to core Wikipedia policies, editing basics, and more specific editing advice for students. Welcome (4 pages). The Core (14 pages). Editing (24 pages). Advanced and background (15 pages).
Training for educators: educators start here! A five-part, 97-page, training for professors and other educators who want to run Wikipedia assignments for class, with introductions to core Wikipedia policies, editing basics, and an overview of best practices for designing and implementing Wikipedia assignments.
Training for Wikipedia Ambassadors: Ambassadors start here! A four-part, 86-page, training for Wikipedia Campus and Online Ambassadors, with introductions to core policies and editing basics for those new to editing and an overview of best practices for Wikipedia assignments.