This event is in the "School-Age Children" group Boom: Why Things Explode with Science Center of Iowa 1:30pm–2:15pm School-Age Children Upcoming Registration Required This event is in the "School-Age Children" group Jun 25 2026 Thu Boom: Why Things Explode with Science Center of Iowa 1:30pm–2:15pm Upcoming Library Branch: Main Branch Room: Community Room Age Group: School-Age Children Program Type: Performer Registration Required Event Details: Why do things explode? We'll explore the interactions of pressure, temperature and states of matter to explain why things pop, bang or blow up. Experiment with ultra-cold liquid nitrogen and combustible gases in this spectacular program.