"Kids love construction! From bridges to buildings, this book is filled with incredible things that young engineers can design and build themselves. They'll learn how structures are built, what goes on at construction sites, and the ways simple materials like rocks and dirt helped create our modern world. This book keeps kids on track with step-by-step instructions for building paper cup towers, railroads, and more. They'll find out about the infrastructure that makes up our neighborhoods while also discovering how science, technology, engineering, art, and math all play important parts in construction." -- back of cover.