Cengage Learning (Cengage learning) is one of the world's largest educational publishing group. CengageBrain belongs to Cengage Learning, is one of the world's biggest supplier of customized learning programs, is committed to the broad masses of students, scholars, educators provide a variety of learning materials. In CengageBrain, you can find a variety of learning products, such as: textbooks, e-books, electronic chart and various learning scheme etc.. It provides books and publishing fields include language learning, science and technology, business, computer, electronics, motor, social humanities and natural sciences etc..