Books in Rock-Ology: The Hard Facts about Rocks series

Sedimentary rocks form from built-up layers of eroded rock and plant matter pressed together over time. At-level text and graphic organizers explore how the makeup of sediment, rock formation, and identifying different kinds of sedimentary rocks. Readers will also learn how fossils form in sedimentary rocks, and the role sedimentary rocks play in the rock cycle. The interactive eBook version features videos, graphic organizers, and photographs that further illustrate subjects explored in the print version.

Which mountain is more than 5 miles high? How was the mile-deep Grand Canyon formed? Where in the world can you visit a giant rock that's taller than the Chrysler Building or an entire city carved into rock? Packed with fascinating facts and plenty of rock science, this book takes readers on a journey around the world to discover intriguing rock structures made by people as well as Earth's most amazing natural rock formations. Filled with information perfectly suited to the abilities and interests of an early elementary audience, this colorful, fact-filled volume gives readers a chance not only to learn, but also to develop their powers of observation and critical thinking. From stunning photographs to high-interest text, this book makes learning about Earth's most famous rocky places a lively, engaging experience.

From Stone Age hunters who carved spearheads from rock, to modern-day construction workers building skyscrapers and sidewalks, people have been using rock for millions of years. Today, we build with rock, we use it to make statues, we extract metals and precious gemstones from rock, and we even use it to make pencils! Filled with information perfectly suited to the abilities and interests of an early elementary audience, this colorful, fact-filled volume gives readers a chance not only to learn, but also to develop their powers of observation and critical thinking. From stunning photographs to high-interest text, this book makes learning about the ways in which people use rock a lively, engaging experience.