How to Throw a Screwball
A curveball breaks down and to the glove side because of the spin created by turning your hand outward. A screwball moves down and to the arm side because of an awkward arm motion -- turning your hand inward. The herky-jerky arm motion keeps the pitch...
A screwball is a baseball and fastpitch softball pitch that is thrown so as to break
in the opposite direction of a slider or curveball. Depending on the pitcher's arm ...
How to Throw a Screwball. If thrown correctly, a screwball can be a devastating
pitch. A curveball in reverse, the screwball is easy to understand but difficult to ...