Spirit of the age

On Youtube, it’s out with the make-up tips and in with revision advice, courtesy of the “study tubers”. The newest wave of teenage vlogging stars includes Ruby Granger, 17, whose academic-themed channel has amassed 13 million views, and includes sped-up clips of her working at her desk for up to 15 hours at a time. While the “study tubers” aim to support and motivate other pupils, education campaigners have warned that they run the risk of causing “collective hysteria” around exams if they encourage unattainable goals.

One in four children under the age of six now own a smartphone, according to a survey by the digital retailer Musicmagpie. Almost half of those that do spend over 20 hours a week on it.