Kathleen Marie Maughan, who has developed a anti-bullying app, at the CoderDojo class run by Deansrath Family Centre, in Clondalkin, Co. Dublin.  Photograph: Eric Luke/The Irish Times

Standing on stage at this summer’s CoderDojo Coolest Project Awards in DCU with 250 other young competitors, Kathleen Marie Maughan (12) did not expec(...)