What does performing 3 or more grades levels at the HS level mean? One subject or grade skips? What tests define them as gifted? My son''s 3rd grade OLSAT? (He is 15) This list of qualifiers seems all over the map. Only a few kids are really taking classes 3 or more grade levels up at HS but many are tested and labeled as Gifted. And as for reading level we stoped testing for this as far back as 4th grade..