Buy it, drill it, and own your next exam.

He created the "Outlines" to standardize problem-solving techniques. During the Great Depression, students could not afford expensive tutors, so Schaum sold his concise guides for a fraction of the cost of standard textbooks.

The series was founded in the 1930s by Daniel Schaum with a focus on practical application. Unlike traditional textbooks that may spend 50 pages on the theoretical derivation of a formula, a Schaum’s Outline typically provides:

The series is notorious for its density. Most outlines are neither pretty nor colorful. The pages are filled with small fonts, dense paragraphs of theory, and—most importantly—hundreds of fully solved problems.

By the 1960s, the series exploded in popularity as the post-war GI Bill flooded universities with students who needed rigorous, no-nonsense review material. Today, there are over 30 million copies in print across 30+ subjects, translated into dozens of languages.