SEATTLE – Today and tomorrow, March 10 and 11, students are attending the Seattle Symphony’s Arts in Education Concerts at Benaroya Hall from 10:30 a.m. to 12:15 p.m..   Approximately 32 school buses will be parking on surrounding streets while unloading and loading the 2,500 students expected at each concert.  Seattle Police will assist with traffic;  however, motorists can expect congestion in the area from the morning until the 2:00 p.m. each day.