Steve Broomhall wrote about tilting the page:
Yes it does work. And it covers 2 of my biggest "tricks." The first one is to tilt the book/paper about 20-30 degrees. My second "trick" is if it's on a video display, I tilt my head by about the same.
And Yolanda Post wrote "I am a reading researcher and I am well aware of the phenomenon that dyslexic readers like to rotate their reading material [and have a tendency to fall off the line with thier eyes]."