We challenge you to answer these questions about the system of writigng used by and for persons with visual disabilities.
Only letters can be written in Braille.
False: Braille includes numbers, music, math and scientific symbols.
The system is called Braille because it bears the surname of the person who invented it.
True: The system was invented by Louis Braille in 1824.
Braille can only be written by hand.
False: In addition to handheld whiteboards, there are Braille typewriters and printers.