The Braille alphabet, created by a 15 year old blind French boy named Louis Braille, is used by blind people.

It is formed by up to six dots in 2 by 3 frame. These dots are raised and this alphabet is used for tactile writing and reading using your fingers.

If you want to learn this alphabet, here you have a chance, courtesy of Rosina Bignall.

To view this free database on your device you will need the SuperMemory application.

It will allow you to learn the cards up to 10-50 times faster and ensure that you never forget them again.