‘Each year you delay giving a phone is a big win’: child screen-time solutions from around the world

‘The longer you can put off children using smartphones, the better it is for them.’ Photograph: Sally Anscombe/Getty Images

If the advent of the affordable mobile phone has given parents a new way to stay in touch with their ­children, it has also prompted countless arguments about screen time, safety and social media.

As concerns over phone use grow – and the age at which children get their first mobile continues to fall – countries around the world are weighing up how to tackle the issue in schools and at home.