“Don’t rush, dear.” Countless music teachers have said that to even more music students for generations. Keeping a steady tempo while you play can be one of the hardest things to do. But it shouldn’t be.

Consider for a moment that our entire body is rhythmic. Our heart beats in a steady rhythm; we breathe in and out. We have a natural sleep cycle. Even our snoring is...

A metronome is a must-have accessory for every musician. It can help you speed up your music or slow it down. It can help you fix your technique or line up a complicated rhythm. It can help you prepare to play in an ensemble or train your inner pulse so your solo music has a steady flow.

But just having the metronome on while you practice won’t necessarily help you attain any of these...