Softball Guide: Pitching Tips, ASA Rules and Tryout Drills

Softball pitching tips for slowpitch and fastpitch focus on wrist flick and windmill techniques. Understanding the latest ASA rules on obstruction and substitutions is critical for competitive league play.

10U Softball Pitching Rules

Published Jul,08 2011 | By Cynthia Johanson

Softball rules for pitchers in 10-and-under, or 10U, leagues reflect the fact that players are relatively new to pitching at this level. Rules of the American Softball Association, or ASA, allow 10U pitchers to throw the softball from a shorter distance and use a smaller ball for an easier grip.