The "Think Up Student Edition Level 5 English Language Arts ELAR Critical Thinking" is a workbook authored by Michael L. Lujan, M. Ed. It was published in 2021 and is designed for advanced students in the subject area of critical thinking. The workbook is in paperback format, written in English, and focuses on homeschooling and education. It aims to enhance students' critical thinking skills through engaging exercises and activities, making it a valuable resource for students seeking to develop their analytical and reasoning abilities.