The 2 volume series is designed to help you understand how the first 100 of the most commonly used Korean verbs are conjugated and used. If you are just starting to learn Korean, going through all the verbs in the book one after another can be a good idea, but if you already know some Korean and want to enhance your grammar skills related to specific verbs, feel free to just look up those words and practice using them. In addition to the conjugation tables, you will see many sample sentences and quizzes to help you become more comfortable in using the verbs, so be sure to keep practicing and reviewing!