Henry R KoopmanHank Koopman (a.k.a. Al Fabbet) is a retired Colorado Division of Wildlife dam safety engineer. While raising three kids, he marveled at their ingenuity in spelling words and began inventing Alpha Cubes games to aid them in learning to spell. Hank reearches the American Civil War, concentrating on the 58th Illinois Volunteer Regiment with which his great-great-grandfather fought. He is working on articles and books for publication related to the Civil War. Hank can be reached at AlphaCubes.com. Read More Read Less