Preschool screenings are conducted throughout the school year for children ages 3, 4, and 5 years old for which families have concerns about their readiness. Please fill out the Preschool Screening Form if you would like your child screened. Preschool Screenings are held at NSSED/TrueNorth804 District Services Center in Highland Park, IL. The preschool screening focuses on speech/language, motor, socialization, and school readiness skills. If you have any questions, please call our Student Services Specialist, Mary Burks, at 847-457-9313.