Graphic Organizer Legend Lesson Plans & Worksheets Analyzing historical legends is a fun way to develop critical-thinking skills. Pupils will use a graphic organizer to compare and contrast two historical legends relating to volcanoes. While this activity focuses on the image of Crater.. Setting up the Activity in your Classroom: - Scholastic The Venn Diagram (PDF) graphic organizer is a way for students to compare and contrast the elements of folktales with myths. Source: Graphic Organizers by Karen Bromley, Linda Irwin-De Vitis, and Marcia Modlo.