The Test Your Knowledge "TM" Series asks you What Do You Know About "TM" various subjects, in the multiple choice question and answer format. Students can use these books for giving themselves "final examinations" in areas of concentration or study, or as a self-administered pre-test before an examination. The general public can use these to test what they know in any area that interests them. These are the types of questions used in popular games of knowledge, only in book form.