BarCharts Publishing is the premier publisher of educational reference materials including QuickStudy laminated reference guides, books, flash cards, posters, free-standing easels, and wall maps. Written by experts and developed in the U.S.A., we take the most valuable information on a subject, organize, and streamline it into an easy-to-understand format. Our catalog of products is comprised of over 500 titles, offering something for every subject, including academic, medical, computer, home, office and business. (less)