50 likes | 270 Views
Investigation into the symbols used for Braille. Braille is a code which enables blind people to read. It was designed in 1833 by a Frenchman, Louis Braille. Task 1 How many possible patterns are there?. Black circles represent the raised dots. Results Table.
E N D
Investigation into the symbols used for Braille Braille is a code which enables blind people to read. It was designed in 1833 by a Frenchman, Louis Braille. Task 1 How many possible patterns are there? Black circles represent the raised dots. Results Table