Tactile dice don't seem too difficult a thing to make: https://www.geeknative.com/53239/braille-dice-d20-style/ https://www.geeknative.com/53239/braille-dice-d2

Tactile dice don't seem too difficult a thing to make: https://www.geeknative.com/53239/braille-dice-d20-style/ https://www.geeknative.com/53239/braille-dice-d20-style/ Plus, you don't even have to use dice—anything that gives a uniformly random outcome is alright. (E.g. local “Choose your adventure”-clone books had dice sides printed on each page.) Now, tracking the character sheet and consulting the rules are probably more of a nuisance to the person.