Originally Posted by polarbear
Does he have good posture when he reads, or does he bend his head around, look at the book from an angle, hold his head close to the book etc? If he doesn't do any of those, I'd most likely guess vision isn't the issue.

A really good point, but just a warning though - our ornery DD didn't do a single one of the usual signs (which is why I took so long to check out visual processing). But wave a pencil around in front of her eyes, and you can easily see the chaos.