There’s a new natural adventure playground, with a kingdom of slides and water play, at the Eden Project Summer of Play, Cornwall. There are outdoor games too, such as a giant Jenga set, included in the admission fee (from £11). Booking for the playground is essential (22 Jul-3 Sept; edenproject.com).
The family friendly Festival of Sport, on the Holkham Estate in Norfolk, features a range of sporting activities from rugby, hockey and gymnastics to trampolining, kayaking and lacrosse (11-14 Aug, day tickets £185 for one adult and one child; festivalofsportuk.com).
There are dog trials, aeroplane acrobatics, classic cars, cookery demonstrations and a vintage funfair at the Chatsworth Country Fair, Bakewell, Derbyshire (1-3 Sept, day tickets from £24; chatsworth.org).
Affordable fun is the theme at Summer at Somerset House in London.…