"Coloring Concepts Inc. (""CCI""), a California Corporation, has been producing science-based educational coloring books since 1982 for the higher educational market. Over six million books have been sold in the U.S. and millions more around the world. They have been translated into thirteen languages. CCI's products include the following coloring books: Anatomy, Human Brain, Human Evolution, Biology, Zoology, Botany, Microbiology, and Marine Biology. The books are used by students in higher education, health and science professionals, homeschoolers, and more recently by the lifelong learner."