The Lawrenceville Unit 20 School District will hold its pre-kindergarten screenings on May 13th and 14th at Parkside Elementary School in Lawrenceville. The developmental screenings are open to all children ages three and four. Children participating must be at least three-years-old by September 1st. Children who have already been screened in the district do not need to take part. Anyone wanting more information or to schedule an appointment can call the Regional Office of Education at 618-544-2719.