Watch on these videos the series of "How to Screen Print" tutorials:

For the task, carefully watch a series of videos that provide an overview of the basic stages of textile screen printing, from preparation of the design, making a screen and stencil, to choosing a printing method, preparation of printing paste and the printing itself. The videos show the stock printing methodology, which involves printing the whole design composition on one part of a already sewn piece of clothing (for example a T-shirt) or the separate sewing pattern of a future garment.

How to Screen Print - An Overview 

Art Preparation

Film Output

Screens and Darkroom

Screen Preparation

Screen Exposure

Screen Printing Press Setup

Press Registration

Screen Printing Ink

Screen Printing Techniques

Curing Your Prints

Quality Control/Folding & Boxing

Cleaning Up

Business Tools and Outro