CSM Southern Maryland FIRST Lego League State Qualifier. 9 a.m. to 6 p.m., Dec. 5, College of Southern Maryland, La Plata Campus, Physical Education (PE) Center, 8730 Mitchell Road, La Plata. Middle and elementary school teams from Southern Maryland compete in state qualifier in a fast-paced game called Smart Move, on a 4-foot-by-8-foot field of play. High-spirited competition begins with four opening rounds where teams manipulate their robots to score points solving transportation challenges including surviving collision impacts when hit by other robots. Challenges are played in pre-programmed mode and teams have 2 minutes and 30 seconds to complete the missions. Top teams compete in quarter- and semi-finals for chance to go to the state championships. In addition to overall champion, awards will be given for innovation, programming skill and excellence. Free. http://www.mdfirst.org/FLL/index.htm or 301-934-7556; 240-725-5300, Ext. 7556 or 443-550-6000, Ext. 7556.