The dramatic human story of an epic scientific quest and of one man's forty-year obsession to find a solution to the thorniest scientific dilemma of the day—"the longitude problem."
Anyone alive in the eighteenth century would have known that "the longitude problem" was the thorniest scientific dilemma of the day-and had been for centuries. Lacking the ability to measure their longitude, sailors throughout the great ages of exploration...

This third practice set will help build your 4th grade measurement and data skills. It consists of questions aligned to Common Core State Standards, along with full answer explanations and an instant score report.

Build your skills working with measurement and data at the fifth grade level. Aligned to the Common Core State Standards, this practice set includes instant scoring and detailed answer explanations.

Build your skills working with measurement and data at the fifth grade level. Aligned to the Common Core State Standards, this practice set includes instant scoring and detailed answer explanations.

Build your 5th grade measurement and data skills with this second practice set. It consists of questions aligned to Common Core State Standards, along with full answer explanations and an instant score report. There are a total of 10 questions.

"In Magnitude, Kimberly Arcand and Megan Watzke take us on an expansive journey to the limits of size, mass, distance, time, temperature in our universe, from the tiniest particle within the structure of an atom to the most massive galaxy in the universe; from the speed at which grass grows (about 2 to 6 inches a month) to the speed of light. Fully-illustrated with four-color drawings and infographics throughout and organized into sections including...

"Crane, the former president of the Royal Geographic Society, documents the remarkable expedition undertaken by a group of twelve European adventurer-scientists in the mid-eighteenth century. The team spent years in South America, scaling volcanoes and traversing jungles before they achieved their goal of establishing the exact shape of the Earth by measuring the length of 1 degree latitude at the equator"

"Now updated with new research and even more intuitive explanations, a demystifying explanation of how managers can inform themselves to make less risky, more profitable business decisions. This insightful and eloquent book will show you how to measure those things in your own business that, until now, you may have considered "immeasurable," including customer satisfaction, organizational flexibility, technology risk, and technology ROI. [It]: Adds...