The Ace Spelling Dictionary
Because it is quick and easy to use it takes away the frustration of uncertainty about spelling. After just a little practice the user will be able to find any word in a few seconds.

Stareway to Spelling
A well structured spelling programme for children with dyslexia.

The Reality of Dyslexia
I recommend this book to anyone who wants to really understand what it is like to go through life with dyslexia.