1. Center for Advancing Teaching and Learning Through Research, Northeastern University, 360 Huntington Avenue, Boston, Massachusetts 02115, USA
2. Geological and Environmental Sciences Department, California State University, Chico, Physical Science, Room 217, 400 West First Street, Chico, California 95929, USA
3. Department of Earth Science and Earth Science Education, Eastern Michigan University, 900 Oakwood Street, Ypsilanti, Michigan 48197, USA