A incrível história do garoto que inventou o Braille | BBC Ideas
2:56
Who Invented Braille? | COLOSSAL QUESTIONS
14:15
The Sad Story of the Smartest Man Who Ever Lived
12:52
you DON'T need to SEE this video (BRAILLE memorization tutorial)
3:09
Why algorithms are called algorithms | BBC Ideas
5:13
How Do Blind People Find Braille Signs?
4:41
Who Invented Braille?
9:19
Louis Braille for Kids | Bedtime History
5:22