Some highlighting. The Southwestern 2008 Volume Library 1-2 Set is a comprehensive educational library designed for home school reference. This hardcover set includes volumes focused on social studies, math, science, English language teaching, and history, making it a valuable resource for students of all levels, from high school to elementary school. Written in English and American English, this set is organized in a tutorial and step-by-step learning format, providing a thorough educational experience for students seeking to enhance their knowledge in various subjects.