Chapter-4: The Transcontinental Railroad & New Inventions is one out of 27 readers that concentrate on the U.S. History STAAR Test. Chapters 1-5 are grouped together to cover the founding of America to the Westward Movement. All the chapters are ELL friendly, have the key terms within the text, and graphic organizers are also available. The students can also be introduced and define key terms with available word search and crossword puzzles that can be cross referenced with the readers. Finally, all chapters can be complimented with available flashcards that can be used to review or to play Bingo.