Free sample of our Extreme Dot to Dot U.S. History book. Intricate, challenging and wildly rewarding to finish, puzzles range from 500 to over 1,400 dots. Some puzzles even cover a two-page spread! Counting, mapping and concentration are just a few of the educational benefits. 32 puzzles, including Ellis Island, Roaring 20s, Martin Luther King Jr. and more. #FreePrintable #KidActivity #Free