Mr. Conor Murphy, Ovens National School, Cork and his fourth class pupil Aimee O’Connell observing 6th class pupils Kellie-Ann Holmes, Matthew Scannell and Lilly Waugh doing homework while watching tv in their classroom. The primary school has been shortlisted to showcase their randomized clinical trial at NUI Galway on Friday the 17th of May. Picture Dan Linehan