I bought a Kindle for my uncle (who has bad eyesight), and he can't use it. While the books themselves have adjustable font size, menus are way too small for h

I bought a Kindle for my uncle (who has bad eyesight), and he can't use it. While the books themselves have adjustable font size, menus are way too small for him, and he'd like a much larger screen. I wouldn't be surprised if he used a 10 inch iPad instead :)