Showing results by author "Tracy Vonder Brink" in All Categories

Injured by a cannonball, James Edward Hanger was the first amputee of the Civil War. Determined to find a better solution than a peg leg, he worked to develop his own artificial limb company. He even continued working past retirement, providing Hanger Limbs for victims of World War I.

Take a ride on a rover with NASA as they explore the planet Mars. Learn how NASA explores Mars for evidence of life especially the existence of water. Scientists believe that life depends on water. Is it possible that Mars had life and why is it so different from Earth? Discover the tools, equipment and methods scientists use to uncover rock, water, and fossils to test as evidence of life.

Dive into the history, geography, and culture of Washington in this installment of the 50 States series. From major cities to historic events, Where Is Washington? introduces you to the state in a whole new way, whether you’re proud to call it home or learning about a distant destination...

Dive into the history, geography, and culture of North Carolina in this installment of the 50 States series. From major cities to historic events, Where Is North Carolina? introduces you to the state in a whole new way, whether you’re proud to call it home or learning about a distant...