Will there be millions more geniuses? Forecasters predict that technology is about to radically transform schools. But experts are divided on the likely educational effects.
2030 forecast: your own tutor for life
Personalised instruction: But experts say there is a growing need for comprehensive research to thoroughly investigate the strengths and challenges of AI tutors. Glossary
AI - A computer programme that has been designed to think.
Augmented reality - A technology that superimposes a computer-generated image on a user's view of the real world. For example, Google Glasses allow users to search the internet and carry out tasks on a screen in their visual field.