Learn how the gold rush shaped California's population, economy, citizens, and cities with this primary source book that builds students' reading skills and social studies content knowledge. The dynamic primary source maps, letters, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state studies standards and the NCSS/C3 Framework and features appropriately leveled text to accommodate different reading levels. Additional features include Read and Respond and a culminating activity that prompt students to dive deeper into the text for additional reading and learning.