weights and measures

"An . . . account of how measurement has invisibly shaped our world, from ancient civilizations to the modern day. From the cubit to the kilogram, the humble inch to the speed of light, measurement is a powerful tool that humans invented to make sense of the world. . . . James Vincent dives into its hidden world, taking readers from ancient Egypt, where measuring the annual depth of the Nile was an essential task, to the intellectual origins of the metric system in the French Revolution, and from the surprisingly animated rivalry between metric and imperial, to our current age of the 'quantified self'"--Provided by publisher.

An introduction to weight and measurement tools.

Delves into the past to show where words such as pound, quart, feet, yard, mile, and other terms of measurement originated and why.

"2,000 years ago in China, a curious boy named Cao Chong solves the problem of how to weigh an elephant when the prime minister's most trusted and knowledgeable advisors are stumped"--Publisher provided.

"2,000 years ago in China, a curious boy named Cao Chong solves the problem of how to weigh an elephant when the prime minister's most trusted and knowledgeable advisors are stumped"--Publisher provided.

An introduction to the concepts of measuring distance, weight, time, volume, and heat, including an explanation of how and why we measure, the tools we use, and the metric system.

"The scale of things means how one thing compares in size to another. In this book, appealing illustrations help kids understand scale by comparing famous buildings and structures by their height"--Provided by the publisher.

"An exploration of the metric system, including centimeters, grams, and liters"--.

Simple text and illustrations introduce units of measure, from wet and dry measurements to weight, size, and length.

Colorful illustrations and simple text introduce young readers to major measurement units including grams, pounds, and tons.