I Wonder why Tunnels are Round and Other Questions about Building

I Wonder why Tunnels are Round and Other Questions about Building PDF Author: Steve Parker
Publisher: Larousse Kingfisher Chambers
ISBN: 9781856973106
Category : Juvenile Nonfiction
Languages : en
Pages : 40

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Book Description
Addresses such questions about building and engineering as what holds up a ceiling, what are the world's tallest buildings, and how much a crane can lift.

I Wonder why Tunnels are Round and Other Questions about Building

I Wonder why Tunnels are Round and Other Questions about Building PDF Author: Steve Parker
Publisher: Larousse Kingfisher Chambers
ISBN: 9781856973106
Category : Juvenile Nonfiction
Languages : en
Pages : 40

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Book Description
Addresses such questions about building and engineering as what holds up a ceiling, what are the world's tallest buildings, and how much a crane can lift.

The Tunnel under the Lake

The Tunnel under the Lake PDF Author: Benjamin Sells
Publisher: Northwestern University Press
ISBN: 9780810134744
Category : History
Languages : en
Pages : 200

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Book Description
The Tunnel under the Lake recounts the gripping story of how the young city of Chicago, under the leadership of an audacious engineer named Ellis Chesbrough, constructed a two-mile tunnel below Lake Michigan in search of clean water. Despite Chicago's location beside the world’s largest source of fresh water, its low elevation at the end of Lake Michigan provided no natural method of carrying away waste. As a result, within a few years of its founding, Chicago began to choke on its own sewage collecting near the shore. The befouled environment, giving rise to outbreaks of sickness and cholera, became so acute that even the ravages and costs of the U.S. Civil War did not distract city leaders from taking action. Chesbrough's solution was an unprecedented tunnel five feet in diameter lined with brick and dug sixty feet beneath Lake Michigan. Construction began from the shore as well as the tunnel’s terminus in the lake. With workers laboring in shifts and with clay carted away by donkeys, the lake and shore teams met under the lake three years later, just inches out of alignment. When it opened in March 1867, observers, city planners, and grateful citizens hailed the tunnel as the "wonder of America and of the world." Benjamin Sells narrates in vivid detail the exceptional skill and imagination it took to save this storied city from itself. A wealth of fascinating appendixes round out Sells’s account, which will delight those interested in Chicago history, water resources, and the history of technology and engineering.

Dig a Tunnel

Dig a Tunnel PDF Author: Ryan Ann Hunter
Publisher: Scholastic Incorporated
ISBN: 9780439176729
Category : Juvenile Fiction
Languages : en
Pages : 36

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Book Description
Simply describes a variety of tunnels, how they are built and how they are used.

Kingfisher I Wonder Why Encyclopedia

Kingfisher I Wonder Why Encyclopedia PDF Author: Kingfisher Books
Publisher: Kingfisher Books
ISBN: 9780753450956
Category : Juvenile Nonfiction
Languages : en
Pages : 335

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Book Description
Combines solid information with quirky facts in a question and answer format.

Digging Tunnels

Digging Tunnels PDF Author: JoAnn Early Macken
Publisher: Capstone
ISBN: 1429612347
Category : Picture books for children
Languages : en
Pages : 24

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Book Description
Simple text and photographs present the digging of a tunnel, including information on the workers and equipment needed.

How to Get Your Child to Love Reading

How to Get Your Child to Love Reading PDF Author: Esmé Raji Codell
Publisher: Algonquin Books
ISBN: 9781565123083
Category : Family & Relationships
Languages : en
Pages : 548

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Book Description
Offers advice and guidelines on how to expand a child's world through books and reading, introducing three thousand teacher-recommended book titles, craft ideas, projects, recipes, and reading club tips.

Tunnel of Bones (City of Ghosts #2)

Tunnel of Bones (City of Ghosts #2) PDF Author: Victoria Schwab
Publisher: Scholastic Inc.
ISBN: 133811106X
Category : Juvenile Fiction
Languages : en
Pages : 215

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Book Description
The thrilling sequel to Victoria Schwab's New York Times bestselling City of Ghosts! Trouble is haunting Cassidy Blake . . . even more than usual.She (plus her ghost best friend, Jacob, of course) are in Paris, where Cass's parents are filming their TV show about the world's most haunted cities. Sure, it's fun eating croissants and seeing the Eiffel Tower, but there's true ghostly danger lurking beneath Paris, in the creepy underground Catacombs.When Cass accidentally awakens a frighteningly strong spirit, she must rely on her still-growing skills as a ghosthunter -- and turn to friends both old and new to help her unravel a mystery. But time is running out, and the spirit is only growing stronger.And if Cass fails, the force she's unleashed could haunt the city forever.#1 New York Times bestselling author Victoria Schwab returns to the spooky and heart-pounding world of City of Ghosts, delivering thrilling new adventures and an unforgettable spin on friendship. (Because sometimes, even psychic ghost best friends have secrets. . .)

The Circle

The Circle PDF Author: Dave Eggers
Publisher: Vintage
ISBN: 0385351402
Category : Fiction
Languages : en
Pages : 464

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Book Description
INTERNATIONAL BESTSELLER • A bestselling dystopian novel that tackles surveillance, privacy and the frightening intrusions of technology in our lives—a “compulsively readable parable for the 21st century” (Vanity Fair). When Mae Holland is hired to work for the Circle, the world’s most powerful internet company, she feels she’s been given the opportunity of a lifetime. The Circle, run out of a sprawling California campus, links users’ personal emails, social media, banking, and purchasing with their universal operating system, resulting in one online identity and a new age of civility and transparency. As Mae tours the open-plan office spaces, the towering glass dining facilities, the cozy dorms for those who spend nights at work, she is thrilled with the company’s modernity and activity. There are parties that last through the night, there are famous musicians playing on the lawn, there are athletic activities and clubs and brunches, and even an aquarium of rare fish retrieved from the Marianas Trench by the CEO. Mae can’t believe her luck, her great fortune to work for the most influential company in the world—even as life beyond the campus grows distant, even as a strange encounter with a colleague leaves her shaken, even as her role at the Circle becomes increasingly public. What begins as the captivating story of one woman’s ambition and idealism soon becomes a heart-racing novel of suspense, raising questions about memory, history, privacy, democracy, and the limits of human knowledge.

我想知道为什么?/人类建筑/小学生最好奇的科技之谜/I wonder why tunnels are round and other questions about building

我想知道为什么?/人类建筑/小学生最好奇的科技之谜/I wonder why tunnels are round and other questions about building PDF Author: 帕克
Publisher:
ISBN: 9787530435151
Category :
Languages : zh-CN
Pages : 31

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Book Description
本书内容包括:房屋是用什么建成的、是什么支撑着天花板呢、墙壁里面有什么?地板下面有什么、推土机是做什么的等。

Timmy Tunnels

Timmy Tunnels PDF Author: John Ashworth
Publisher: Createspace Independent Publishing Platform
ISBN: 9781517281083
Category :
Languages : en
Pages : 32

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Book Description
Timmy is brilliant at digging in his garden, then one day 'oops', he tunnels a bit further and he ends up on the other side of the World. Timmy has some great adventures, and the illustrations in this book are brilliant. He does get home in the end, but not quite! You will have to read the book to find out!