Something simple that everybody can do to help those with dyslexia is to make their documents dyslexia-friendly, and my post of a few months ago gave several hints and tips to make documents easier for people with dyslexia to read.
Reading and spelling are two things that those with dyslexia find difficult, and I have given some suggestions for helping children with these in my blog posts a multisensory approach to reading” and a multisensory approach to spelling.
I have come across some useful articles on other sites too, and I recommend that you check these out:
My final recommendation is for a dictionary – but not just an ordinary dictionary though. When you use the ACE Spelling Dictionary, you look up the words by how they sound as if they are spelt, and the dictionary gives you the word as it is really spelt. Brilliant!