Beginning Tuesday, January 31 and running every Tuesday, April 3, 2012, a series of classes called "Changing Destructive Adolescent Behavior," is being sponsored by Amador Valley Adult School for parents of teens. The classes will be held from 6-9 p.m. at the Pleasanton Police Station. The cost is $95.00 per parent and 10% discount for couples. If you are interested, please call Amador Valey Adult Ed at 426-4280 or online at www.pleasanton.k12.ca.us/AdultEd.