Chronicles the history of the United States as it entered the 20th Century. This book, which follows a student who is helping set up a museum exhibit, will be an excellent selection for readers who want to know more about this important period in US history.|Author/Illustrator biography|Detailed maps|Glossary of key words|Index|Informative sidebars|Reviewed|Sources for further research|Table of contents|Language Arts Explorer applies the NCTE/IRA Standards to science and social studies content. Each book sends the reader on a fact-finding mission, posing an initial challenge and concluding with questions and answers. Through engaging, interactive scenarios, learners can experiment with text prediction, purpose-driven research, and creative problem solving-all critical thinking skills-while learning about ways to care for our planet.