How to grammer and spell check your work:

http://www.ehow.com/how_12108_spell-check-powerpoint.html

The above website gets straight to it. How to spell and grammar check your work is as easy as reading the website above, few clicks and your done how simple.

http://www.mightycoach.com/articles/powerpoint/ch3-spellcheck.html

The above website is for interesting then it's cousin above it as it shows pictures of how to do it with instructions on what to do. So spell check it out.