With his ability to travel through time using baseball cards and photographs, thirteen-year-old Joe and his mother go back to 1863 to ask Abner Doubleday whether he invented baseball, but instead find themselves in the middle of the Battle of Gettysburg.

A fun, funny, and informative guide to the weird world of American politics. How does the president get his job? How do people know who will win an election before everybody's voted? Do the candidates hate each other?   Dan Gutman takes on his strangest subject ever: the American political system. Reaching through history from the days of the founding fathers to today's voting system, Gutman tackles complex subjects in a clear, easy-to-understand...

Think fast with A.J. and Andrea from My Weird School! Did you know that the word "independence" never appears in the Declaration of Independence? Did you know that soldiers in World War I collected thousands of glowworms in jars to help them see at night? Learn more weird-but-true U.S. history facts with A.J. and Andrea from Dan Gutman's bestselling My Weird School series. This all-new series of nonfiction books features hundreds of hysterical facts,...

In this jaw-dropping final installment of New York Times bestselling author Dan Gutman's action-packed series, four risk-taking friends travel back in time to record the most infamous duel in American history. Billionaire Miss Z might be out of the picture, but a top-secret agency wants to send Luke, Julia, David, and Isabel on one final mission. This time, the Flashback Four are headed to Weehawken, New Jersey-in 1804-to videotape the fateful duel...