Ready to use! Easy to make! Fun to display!Learn about the history of each of the 50 states with this ready-to-go, interlocking, puzzle-piece time line. After students use textbooks, trade books, and the Internet to research important events in a state’s history, they will organize their learning by creating a fact-filled time line that highlights the events’ significance. And the projects make a vibrant display around the classroom! (Check out the preview movie for a sample puzzle-piece time l