Sugata Mitra's 'Hole in the Wall' experiments in a New Delhi slum showed how easily children can learn using the internet, with no adult supervision or guidance. He terms this Minimally Invasive Education, and has since repeated the experiment in many different countries. This year, he has been awarded the TED prize to develop his idea further, so Ginny Smith tracked him down at the British Science Festival to find out more about how children can learn, without a teacher. Like this podcast? Please help us by supporting the Naked Scientists