The Alden children, who are spending the summer in a lighthouse on the New England coast, are disturbed by a mysterious woman walking the lighthouse grounds.

This book, in graphic novel format, describes the fall of the Berlin Wall in 1989 as people from East Berlin streamed into West Berlin and celebrated the disintegration of the wall.

There are many legends about a woodshed near the old farmhouse where the Alden children's grandfather grew up.

This book, in graphic novel format, tells the story of White Fang, a sled dog that is traded, sold, and pitted against other fighting dogs until he is saved and brought from Alaska to California.

Readers will follow along as World War II is detailed, from its genesis in the aftermath of World War I, through the rise of Adolf Hitler, and the development of the Atlantic Wall to repel an Allied invasion across the English Channel. Operation Overlord is examined, from early planning, destruction of German infrastructure, and the gathering of men and supplies in England for D-Day, June 6, 1944, the largest military invasion in history.

Readers will follow along as World War I is detailed, from its genesis in the Industrial Revolution to its conclusion on the eleventh hour of the eleventh day of the eleventh month in 1918, Armistice Day. Innovations in warfare such as battleships, submarines, airplanes, aircraft carriers, and zeppelins are introduced, as are the horrors of trench warfare and poison gas. Readers will learn of the many treaties meant to ensure peace after the war,...

A graphic novel based on the Jules Verne classic, in which a group of people journey into the crater of a volcano to find the center of the earth.

This book, in graphic novel format, describes the Oregon Trail, a historic land route in which half a million people moved from the East to free land in the West.