Las Vegas Philharmonic instructor Christopher Vivas, left, and Ryleigh Casper, 8, of Las Vegas, …

Las Vegas Philharmonic instructor Christopher Vivas, left, and Ryleigh Casper, 8, of Las Vegas, ...

Las Vegas Philharmonic instructor Christopher Vivas, left, and Ryleigh Casper, 8, of Las Vegas, play a melody pattern during a class at the Discovery Children’s Museum. (Elizabeth Page Brumley/Las Vegas Review-Journal)