They make speakers to learn the principles of audio waves, and they become part of animated laser light shows while learning about the workings of lasers themselves. (sciencemag.org)
When evening falls, laser light shows add to the appeal. (nreionline.com)
TRITON FOUNDATION FUNFEST: Carnival, craft show, laser light shows at the Cernan Earth and Space Center, car show, truck rodeo. (articles.chicagotribune.com)