Each of the TExES Master products have test-specific On-Line Reviews with over 200 Websites categorized by competencies. In general, I recommend you divide the number of study days remaining into the total number of sites listed in the On-Line Review. Then, have the discipline to visit that number of sites each day. Make sure you make flash cards every time you find information that you want to put to permanent memory.
In general, you probably know which competencies you have the most difficulty with. For example, if you are weak in math, spend more time on those math Websites.