It's National Braille Week and A2i are challenging you to a quiz!

Answers our five multiple choice questions to find out how much you know about Braille...

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* 1. Hold old was Louis Braille when he invented the Braille code?

* 2. When was the first ever Braille book published?

* 3. How many dots make up each Braille cell?

* 4. What was named after Braille in 1999?

* 5. Apart from books, letters, magazines and other traditionally printed items, where else can you find Braille?