Henry Carter Hull

An American frigate tracks down a ship-sinking submarine commanded by the mysterious Captain Nemo.

During the Revolutionary War, fourteen-year-old Nathan joins forces with his older cousin, the inventor David Bushnell, to secretly build the first submarine used in naval warfare.

Twin siblings give their dog to the Coast Guard during WWII only to discover a German threat in their hometown. The sixth book in the action-packed Soldier Dogs series that's perfect for fans of Hero and Max! This early middle grade novel is an excellent choice for tween readers in grades 3 to 5, especially during homeschooling. It's a fun way to keep your child entertained and engaged while not in the classroom. When they hear about the Dogs for...

In this second book in the American Revolutionary War Adventure series, Submarines, Secrets and a Daring Rescue , twins Ambrose and John Clark find themselves volunteering for another mission to help the newly forming United States. Inspired by their success in delivering a secret message to General George Washington himself, the boys step up to help transport much-needed gunpowder to the patriots and end up in an even more dangerous situation, trying...