This First Grade Common Core Workbook TEACHER EDITION is for First Grade teachers. This is the Teacher's Answer Key for the First Grade Common Core Workbook STUDENT EDITION. This First Grade Teacher Edition Workbook includes answers to all of the First Grade Common Core Worksheets for every First Grade Math and English Common Core Standard included in the STUDENT EDITION. These worksheets and answers are the same as the ones included in our First Grade Common Core Workbook, except this Teacher Edition DOES NOT include Activity Centers and Posters. We recommend also getting a class set of the First Grade Common Core Workbook STUDENT EDITIONS, which include worksheets for all of the standards.