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Steel was a very useful metal. Steel was made from iron, but it is less delicate than iron and easier to bend into shapes. INDUSTRY
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The creation of paper making was very secretive. For 500 years the Chinese were the only people who had paper. INDUSTRY
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The printer had a specific way of working. The printer first drew symbols on paper. It then glued the paper to a wooden block. When the glue was dry, the printer carved out the wood around the symbols, leaving them raised on the wood. INDUSTRY
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The Chinese developed the first mechanical clock. The clock was very accurate. Every quarter hour a drum would beat. Every hour a bell would chime. EVERYDAY OBJECTS
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Chinese alchemists accidentally discovered gunpowder when experimenting with saltpeter in an attempt to find a cure for death.
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Game cards were invented in China in about the 9th century. Famous artists drew the designs that were on the backs of the cards. EVERYDAY OBJECTS
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Early flamethrowers contained gunpowder mixed with oil. The Chinese used them to spray enemies with a stream of fire. MILITARY TECHNOLOGY
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Paper money was formed because before that coins were the only form of currency. Paper money is now the most common currency. EVERYDAY OBJECTS
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By the 1300's, rocket technology was spread across Asia and into Europe. The rockets were powered by a black powder made of saltpeter, charcoal, and sulfur. MILITARY TECHNOLOGY
