New York City needed a park -- a special spot to gather, play, and enjoy nature. A quiet, wild place made just for you. In 1858, New York City was growing so fast that new roads and tall buildings threatened to swallow up the remaining open space. The people needed a green place to be -- a park with ponds to row on and paths for wandering through trees and over bridges. When a citywide contest solicited plans for creating a park out of barren swampland,...

An introduction to the educational background, equipment, clothing, and various duties of a construction worker.

People are hard at work in LEGO® City until a scientist's experiment accidentally makes everyone crazy in love! The construction workers fall in love with their wrecking balls, dogs fall in love with cats, and a cop falls in love with a crook! Can the scientist fix everything before Valentine's Day is totally wrecked?

"From the largest cargo planes and passenger jets to the smallest of single-engine crafts, airplanes are modern marvels. But just how do people build planes and what keeps them safe in the air? This exciting book takes readers inside the hangars where bolts and metal are turned into winged creations ready to take people all around the world."--

The towering buildings that fill our cities definitely weren't built in a day. Skyscrapers are huge construction projects full of complicated steps. From drilling anchor holes and erecting steel beams to laying acres and acres of concrete, it takes lots of people and lots of smarts to build a vertical city. Readers will love putting on their hard hats and seeing the construction for themselves through vivid photographs and diagrams of a building on...

"Automobiles are an essential part of life for many, but few really understand how that car arrives in their garage in the first place. This book takes an exciting look at just how interesting that process is, from the design phase in an engineer's office to the floor of a factory where it is assembled piece by piece by both people and machines. "--

"This title in the Think About... series explores and explains that while some animals do indeed use tools, only people have developed things that make it possible to do things that their bodies cannot."--

"Once upon a time, doctors made house calls, fire trucks were pulled by horses, and the milkman delivered fresh milk right to peoples doors. In this innovative title, students will love learning about their favorite community helpers and how their jobs have evolved over time."--

This intriguing book looks at the remarkable abilities of plants and animals, which need to be studied to make our environment more sustainable. People have already used birds as models for constructing airplanes, but there are so many other models that have not been replicated. This book will make young scientists aware of the super powers of nature and may inspire some to find ways to change the future of Earth!