November 15, 2011. Mooresville, NC.. Mrs Rigby, a 5th grade science teacher at East Mooresville Intermediate School, helps a student with an in class lesson. Many of the exercises are executed on the school issued laptops and turned in electronically.. The Mooresville school system has become nationally known for being on the cutting edge of using technology as an educational tool. Starting in 3rd grade, each student is issued their own laptop that they will use in class and at home to further their learning.