Shares information about rocks, minerals, and fossils, describing their different types, where they are found, famous gems, and how fossils were originally formed and are unearthed and preserved in the present day.

Learn all about the history, science and technology behind cameras from film to digital and recording images, with hands-on projects to try yourself. With 9 easy-to-do experiments and 230 exciting pictures, this book tells the history, the science and the technology behind photography and film-making. It investigates all kinds of cameras, with inside-view illustrations of how they work. It features practical projects to do at home that explain the...

Explains how bridges are constructed, why they sometimes fail, and how they are maintained.

"This book introduces Big Construction Machines by looking at the different places they are used and different purposes they are used for. These include: At the quarry, making a road and building skyscrapers. Some of the big construction machines in the book are a bulldozer, a road roller, a roadheader and a concrete breaker"--

Examines all different kinds of motorcycles from the first steam to the modern superbike.