Books: How they're made and how your brain reads them
Brains On! Science podcast for kids
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How to Type in Braille
Braille is a written code for visually impaired people. It's a series of tiny pencil tip size bumps laid out on a surface in specific patterns. Those patterns represent different letters, numbers or even words. Instead of reading letters typed on a page people like David who can't see feel these tiny bumps with their fingers to read what's written.
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