The "Big Ideas Math Modeling Real Life Grade 6 Teaching Edition Common Core" is a hardcover textbook authored by Ron Larson and Laurie Boswell. Published by BIG Ideas Learning, LLC in the United States, this textbook focuses on mathematics teaching for middle school students. It is designed to align with the Common Core standards and features real-life math modeling scenarios to help students understand complex concepts. The book is written in English and is a valuable resource for educators looking to enhance their students' mathematical skills and comprehension.