To help the blind read.
braille
braille is a way for blind people to read. you need to get the decoder to read it.
they use braille.
Helps the blind to read.
Braille was needed so blind people could read.
Blind people can't read books so they read braille books and signs.
Braille.
Louis braille
braille
so blind people can read.
For blind people to read.