By Anne Longfield, chief executive of Kids' Clubs Network The six-week summer holidays are nearly upon us - a time when it is easy to become wistful about childhood days of running in sun-soaked fields, playing on bikes and those nostalgic day trips to the seaside. But increasingly the reality for too many children today is very different, with summer days spent indoors watching television or wandering streets with nothing to do. There's no better place than a holiday play scheme for children to chill out and play with friends, take day trips and explore. But despite the increase in...