This is a list of accessibility information resources.
Short Course on Accessible Word Documents
How to Make Accessible Word Documents | Coaches of Tech
Microsoft Accessibility
https://www.ssa.gov/accessibility/checklists/word2010/listFormatting.htm#collapsible=howToTest
http://blogs.wright.edu/learn/accessibility/word/images-in-microsoft-word/
WebAIM (Web Accessibility in Mind) has useful information on Accessibility.
https://webaim.org/techniques/alttext/
https://webaim.org/techniques/powerpoint/
https://webaim.org/resources/contrastchecker/
Screen Readers
https://www.nvaccess.org/ (Free)
https://www.freedomscientific.com/Products/Blindness/JAWS
Ally Information
https://developer.paciellogroup.com/resources/contrastanalyser/