Description
The Perkins Brailler is a durable braille writing machine used for reading, writing and math from early learning through adulthood.
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Braille Overview
- Braille - is based on six dots, like the design on a domino: it consists of 63 symbols made up of all the possible variations of these dots.
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Grade 1 or Uncontracted Braille
- 26 of these represent the letters of the alphabet and 10 punctuation marks.
- They can be used simply to produce a letter-by-letter copy of print.
- This is known as
- It is seldom used, as it takes up a lot of space and is comparatively slow to read.
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Grade 2 Braille
- Grade 2 braille was developed to reduce the size of books and make reading quicker.
- Other symbols are used to represent common letter combinations, for example 'OW', 'ER', and words such as 'AND' and 'FOR'.
- Combinations of two symbols are also used to represent some words, eg 'THROUGH'.
- Some characters may change their meaning, depending on how they are spaced.