Students in a fourth-grade class participated in a series of dynamic sound learning centers followed by a dramatic capstone event--an exploration of the amazing Trashcan Whoosh Waves. It's a notoriously difficult subject to teach, but this hands-on, exploratory approach ignited student interest in sound, promoted language acquisition, and built comprehension of key science concepts. This article shares successful experiences with fourth-grade students.(Contains 1 figure, 4 resources and 3 online resources.)