Children not on medication are needed to participate in a study that targets improvement in attention and focus using Atentiv, Inc non-invasive, fun, age appropriate video games. Training entails three 20-minute sessions per week for 8 weeks at the Hallowell Center, Sudbury and 3 month follow up. Studies show significant attention and self-control improvement with no stigma or side effects. Enrollment limited. To learn more about this Free, IRB-approved opportunity, please call Christine Sorgi at 978 287-0810.