How old is an app maker? These three schoolgirls created a tool to tackle bullying and loneliness - Microsoft News Centre UKKaja, Eylem and Wiktoria, from a school in Tottenham, built the app to help a range of people of all ages who are looking for support.https://news.microsoft.com/wp-content/uploads/prod/sites/68/2019/12/Classroom.jpg67204480