Educational Classroom Posters - Your One-Stop-Shop School Teacher Poster Store! Decorating your classroom has never been easier! Along with bulletin board sets, letters, and trimmers, we offer a large variety of classroom posters, banners, and charts to fill those blank, uninspired spaces around your room. Use these printables and lesson plans to teach students how to read and create various types of graphs and charts. Included are holiday-themed activities, blank graphic organizers, graph paper, game boards, cross-curricular lessons that integrate graphs and charts into reading, social studies, and science classes, and many more activities to keep your students interested and engaged in math class. Team Sheldon is a partnership among the Oswego County public schools, the Oswego County Board of Cooperative Educational Services (BOCES), and the School of Education. Its members include the school superintendents; the Dean and Associate Deans; and representative faculty and department chairs from the School of Education.