Fifteen Institute Lessons in Language, Arithmetic, and American History is a study guide by William Francis Lewis Sanders. This book presents teaching methods and practice activities in three core subjects: language arts, arithmetic, and US history. Carefully planned fifteen lessons will help the reader expand his knowledge and skills in these areas. The book "Fifteen lessons of the Institute for Language, Arithmetic and History of the USA" will be an excellent addition to the educational process, will contribute to the development of critical thinking and improvement of skills in the study of language, mathematics and history. The author fills each lesson with interesting facts and examples, which makes the learning process exciting and meaningful.