Trackside Teen Center at 15 Station Road will offer Girls’ Self-Defense classes for sixth through eighth graders on Wednesday afternoons, from 4:15 to 5:15, Oct. 19 through Nov. 16.

Instructor Lisa Bohacs, a fifth-degree black belt with more than 30 years of martial arts experience, will help girls gain a basic understanding and awareness of when and how to use various self-defense techniques.

There is a class fee of $20 per class, and students should wear comfortable clothes and sneakers.

Information and registration: trackside.org, 203-834-2888.