ISBN: 0761365230

Did you know . . . Ancient people used bows to drill holes and start fires? The ancient Chinese built a machine to detect earthquakes? The ancient Romans operated a factory for milling gr… Altro …

Did you know . . . Ancient people used bows to drill holes and start fires? The ancient Chinese built a machine to detect earthquakes? The ancient Romans operated a factory for milling grain? Machine technology is as old as human society itself. The first humans on Earth used basic machines. They used stone axes to butcher meat. They use levers to pry roots and rocks from the ground. Over the centuries, ancient peoples learned to make more complicated machines. People in the ancient Middle East devised wheels and pulleys. The ancient Chinese created wheelbarrows and bellows. The ancient Greeks built big war machines. What kinds of tools and techniques did ancient craftspeople use? Which methods worked and which didn't? And how did ancient machines set the stage for our own modern machines? Learn more in Ancient Machine Technology. education and reference,engineering,history,mechanical,science and technology,teen and young adult,9 - 12 years Teen & Young Adult, Twenty First Century Books<

ISBN: 0761365230

Ancient people used bows to drill holes and start fires. the ancient Chinese built a machine to detect earthquakes. the ancient Romans operated a factory for milling grain. Learn how anci… Altro …

Ancient people used bows to drill holes and start fires. the ancient Chinese built a machine to detect earthquakes. the ancient Romans operated a factory for milling grain. Learn how ancient machines set the stage for our own modern machine technology. children's,children's books,education and reference,engineering,history,mechanical,science and technology,teen and young adult,9 - 12 years Teen & Young Adult, Lerner Publishing Group<

ISBN: 9780761365235

Twenty-First Century Books. Library Binding. GOOD. Spine creases, wear to binding and pages from reading. May contain limited notes, underlining or highlighting that does affect the tex… Altro …

Twenty-First Century Books. Library Binding. GOOD. Spine creases, wear to binding and pages from reading. May contain limited notes, underlining or highlighting that does affect the text. Possible ex library copy, that’ll have the markings and stickers associated from the library. Accessories such as CD, codes, toys, may not be included., Twenty-First Century Books<