Question

(a) Name the most effective tactual resource used for visually challenged
persons. Who developed this system?
(b) List its two important features.
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Answer 1

Answer:

A] The most popular resource for visually challenged persons is Braille. Louis Braille developed this system and published it in braille is a system that uses combinations of raised dots to spell letters and numbers. braille system helps to the visually challenged persons through braille script consisting of raised dots that allow blind person to read and write.

B] Learning braille means that blind and partially sighted people can enjoy reading for life. In particular, learning braille from a young age helps with literacy, as braille is a much better way to understand punctuation, grammar and spelling than audio.

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