OpenDyslexic is a new open sourced font created to increase readability for readers with dyslexia. The typeface includes regular, bold, italic, and bold-italic styles. It is being updated continually and improved based on input from dyslexic users. There are no restrictions on using OpenDyslexic outside of attribution.
And it's free to download !!!
(Sadly not yet available as a font on www.blogger.com!!)