He wanted to lay back and read but not hold his head up. Here was his monologue.
Jack: Mom, you know those prism glasses?
me: No, what’re they?
Jack: These glasses that let you lay down and read without lifting your head. I need those. This would be so easy with them. They reflect the words up here and you don’t have to even lift your head. That’s great if your tired. (Pause) Or if you have a neck injury.