Sophie Stumbo, 7, and Safia Almabrazi, 7 listen to a volunteer's heartbeat through stethoscopes during the Girl Scouts Mini Med School at the Medical Education and Research Facility at the University of Iowa on Monday, October 22, 2012. 27 medical student volunteers lead interactive stations for 112 girl scouts in 2nd-5th grade from Eastern Iowa and Western Illinois in support of STEM education to inspire and encourage girls to learn about their own health and pursue STEM careers. (Justin Torner/Freelance)