This set includes all books from the Cycle 2 Main Set AND the Cycle 2 Sibling Set, for a total of 48 Books.
 
Books Included are as follows:
Columbus, First Thanksgiving, Boston Tea Party, Declaration of Independence, George Washington, Lewis and Clark Expedition, Davy Crockett, Underground Railroad, Harriet Tubman, Wild West, Abraham Lincoln, Robert E Lee, Martin Luther King Jr., Thomas Alva Edison, Ellis Island, Roaring Twenties or Woodrow Wilson, Susan B Anthony, Pearl Harbor, Franklin Delano Roosevelt, Rosa Parks, Neil Armstrong, Twin Towers, US Constitution, Theodore Roosevelt, 
 
Leif Erickson, Salem Witch Trials, Paul Revere, Betsy Ross, Benedict Arnold, Thomas Jefferson, Daniel Boone, Sojourner Truth, Harriet Beecher Stowe, Annie Oakley, Battle of Gettysburg, Ulyssess S Grant, Booker T Washington, Nelly Bly, Statue of Liberty, Norman Rockwell, Ida B Wells, Bombing of Hiroshima, D-Day, Tuskegee Airmen, Negro Leagues, John F Kennedy, Richard Nixon, Ben Franklin