What makes a hero? This New York Times best-selling first biography series has been answering that question one amazing role model at a time. Now it's the readers turn to answer the questions with puzzles, mazes, quizzes, and brain-busting challenges.

Based on Brad Meltzeks series about historical figures from Martin Luther King Jr. to Sacagawea, this activity book features favorites from the Ordinary People Change the World series. Learn new facts, test your knowledge, and go head-to-head with history's greatest minds - all with the beautiful and fun art of Christopher Eliopoulos alongside the interactive and challenging activities.