"Chicago Changes" is a one page, nonfiction, reading passage about how the city of Chicago grew from a few early settlers into a big city and the changes that have happened over the years. It is followed by constructed-response questions which require students to provide evidence from the story; it includes: determining the main idea and underlining supporting text. This passage aligns with Common Core Anchor Reading Standards 1and 2 requiring close reading, textual evidence, main idea, and summarizing.