Coach Dan, a former pro pitcher, explains the different signs pitchers use to communicate with catchers. The video covers signs for various pitches, including fastballs, curveballs, sliders, changeups, knuckleballs, sinkers, and cutters. Each sign involves specific glove movements to indicate the type of pitch being thrown. The tutorial is aimed at helping players, fans, and parents understand the signaling process in baseball.

How does a pitcher signal for a change-up?

What is the difference between a sinker and a fastball?