3 DIFFERENT VERSIONS OF EACH BODY SYSTEM UNIT IN THE BUNDLE: 1. ORIGINAL VERSION (EXERCISES AND CORRECTIONS) 2. STUDENT VERSION (EXERCISES)3. TEACHER VERSION (CORRECTIONS)This bundle entirely in French from Chez Nathalie contains nine body system units (circulatory, digestive, endocrine, excretory, muscular, nervous, reproductive, respiratory, skeletal). Each unit contains a variety of texts, activities with answer keys, experiments (except reproductive system), diagrams, a quiz (reproductive