A 10-year-old Westmoreland County boy "playing school" cracked the tight security surrounding Pennsylvania's standardized assessment tests by obtaining the codes to place an online order for a box of the closely guarded exams. State Education Department officials were shocked by the events involving the student, a fifth-grader at Bovard Elementary School in the Hempfield Area School District. "We've never had a security breach of that nature," Education Department spokeswoman Leah Harris said. "Only the school district's test coordinator can order tests. It's a very secure system." But Rebecca Costello, director of pupil services at Hempfield, confirmed the student simply faxed...