The program that allows kids and teens to play and fight together on the Hudson Area Library's special servers has been expanded to two sessions a week. Classes held every Wednesday from 3:30 p.m. to 5 p.m., through May 2, are led by Paul Tombrello; the new sessions, every Saturday from noon to 2 p.m., through May 5, will be led by Sonia Ruscoe. Open to the public. Information and registration at reference@hudsonarealibrary.org, (518) 828-1792 ext. 100, or at the library main desk.