music instrument school parents resume memory job ready employment work experience internships soft skills extracurricular activities interview scholarship financial university parent back up student socioeconomic technology cyber safety parental advice digital citizen facebook snapchat instagram good schools guide exams the guardian bill gates charles darwin study homework social media study skills study habits studying reward malcolm turnbull gonski labor government students school funding reform david gonksi digital literacy rob stokes new south wales education minister google early learning Northern Territory Gonski 2.0 turnbull government simon birmingham education minister acer australian council for educational research murdoch children's resear