Beginning this Saturday, Jan. 31, and running through Feb. 21, certified children’s yoga instructor Laura Edelman will be teaching yoga classes for tweens and teens at the West Tisbury library. Each Saturday the tween classes will be from 10:15 am to 11 am, and the teen classes will be from 11:15 am to 12 noon. These free yoga classes are limited to 8 participants per session, and those interested can preregister at the library. Please wear comfortable clothing. The classes are open to the public. For more information, call 508-693-3366, or email firstname.lastname@example.org.