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Why Humans Build Up

The Rise of Towers, Temples and Skyscrapers

by Gregor Craigie ...

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Series Book 1 - Orca Timeline
★**“This great STEAM offering has multiple applications and will be useful for report writers and aspiring architects alike.”—Booklist, starred review**★**“Finely detailed inside and outside...Broad in scope, perceptively organized, and enriched with fascinating entries.”—Kirkus Reviews, starred review**Why did they build it so high?People have been constructing tall buildings for thousands of ... Read more

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★**“This great STEAM offering has multiple applications and will be useful for report writers and aspiring architects alike.”—Booklist, starred review**★**“Finely detailed inside and outside...Broad in scope, perceptively organized, and enriched with fascinating entries.”—Kirkus Reviews, starred review**Why did they build it so high?People have been constructing tall buildings for thousands of
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Walls

The Long History of Human Barriers and Why We Build Them

by Gregor Craigie ...

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Series Book 5 - Orca Timeline
Building walls that separate us from others is as old as humanity.People have built walls to keep others out for thousands of years, from the Great Wall of China to Hadrian's Wall to security fences along the US-Mexico border. But did you know they've also been built to keep people in, to grow food, to control nature and to collect taxes? Sometimes they've helped people and kept communities safe, ... Read more

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Building walls that separate us from others is as old as humanity.People have built walls to keep others out for thousands of years, from the Great Wall of China to Hadrian's Wall to security fences along the US-Mexico border. But did you know they've also been built to keep people in, to grow food, to control nature and to collect taxes? Sometimes they've helped people and kept communities safe,
... Read more

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