Question

Fill in the blank :
____________ aids include blaille slate and style

Answer 1

Answer:

NON- OPTICAL AIDS.......

Answer 2

Answer:

Non tropical ade

The slate and stylus are tools used by blind persons to write text that they can read without assistance.[1][2] Invented by Charles Barbier as the tool for writing night writing,[3] the slate and stylus allow for a quick, easy, convenient and constant method of making embossed printing for Braille character encoding. Prior methods of making raised printing for the blind required a movable type printing press.