When the Founding Fathers drew up the Constitution, they envisioned a system of government in which no single person had all the power. In this fact-filled book, readers will learn about the executive, legislative, and judicial branches of the U.S. government. Students will learn what each branch does and how they work together to keep our country running through a system of checks and balances. Primary sources enrich the text and bring history to life. Students will enjoy learning about this important early elementary social studies subject.