Books: How they're made and how your brain reads them
Brains On! Science podcast for kids
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The Book of the Middle Ages
The Romans used skins of sheep and lambs for their pages. They could bind multiple signatures together with cords to make longer books. In the mid-1400s in Germany, Johann Gutenberg perfected something called the printing press. This put words on paper much more quickly than handwriting them. It brought people from the Middle Ages into modern times.
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