From LivingPianos.

Welcome to LivingPianos.com. I’m Robert Estrin. You hear concert pianists playing trills that sound jewel-like, and you might wonder: how can you achieve this in your own playing? Today, I’m going to share three simple techniques that can make a big difference in how your trills sound and feel.

FULL ARTICLE: https://livingpianos.com/3-ways-to-make-trills-easier-on-the-piano/