Here are some really useful tips to ensure that text and sheets are as dyslexia friendly as possible 

http://www.dyslexiaaction.org.uk/node/16284?utm_source=M ember+communications&utm_campaign=405c14cba7- SEND+Update+- +14+December+201613%2F12%2F16+3%3A45+PM&utm_medi um=email&utm_term=0_4202c621f2-405c14cba7