Michael Buble is finding homeschooling his kids 'really hard'.The 44-year-old singer is currently at home with wife Luisana Lopilato and their kids Noah, seven, Elias, four, and Vida, 20 months, due to the coronavirus pandemic and he's not finding it easy getting to grips with helping his boys with their lessons because schools have been closed.He said: 'What's really hard is the homeschooling.