DuPage County briefs

St. Joan holds open house: Lisle's St. Joan of Arc School celebrates the start of Catholic Schools Week Sunday with an open house from 12:30 to 2:30 p.m. at the school, 4913 Columbia St. The event gives families considering the school, which serves youngsters from preschool through eighth grade, a chance to get a close-up view. For details, call (630) 969-1732.Gladiator Team Challenge: Ten-person teams will compete in a variety of skills competitions when Fox Valley Park District sponsors its Gladiator Team Challenge from 2 to 7:30 p.m. Feb. 13 at the Vaughan Athletic Center, 2121 W. Indian Trail Road, Aurora. Participants will compete in relays, obstacle courses, circuits, distance and accuracy throws, a tug-of-war and even the limbo. To register or for details, call (630) 907-9600.Technology open house: Residents can learn about online services Naperville offers as well as its strategic technology plan when the city sponsors a technology open house from 5 to 9 p.m. Feb. 9 at city hall, 400 S. Eagle St. City staff members will be available to discuss each technology in depth and to answer questions. For details, visit www.naperville.il.us/techopenhouse.aspx.Academy holds open house: Wheatland Salem Christian Academy will sponsor an open house for families interested in touring and receiving information about its preschool and kindergarten programs from 9 to 11 a.m. Feb. 6 at 1852 W. 95th St., Naperville. The academy is inside Wheatland Salem Church. For details, call (630) 904-7035.