For more than 30 years BarCharts Publishing, Inc. has been the leading publisher of learning and reference materials. Our catalog of more than 750 QuickStudy guides, flashcards, posters, free-standing easels, and books support learning at any stage—from Kindergarten, through college, and into your career. We take the most pertinent information on a subject, find experts and professors in that industry, and condense the topic into one easy-to-use format. QuickStudy are made for the student or professional who is looking for a trusted source of information in a handy, convenient format.