A police statement said that missing Rosie James, 9, went missing after leaving her mother in Highgate Woods, north London.
Rosie James of Hornsey was last seen in Highgate Woods at approximately 1355hrs on Friday, 26 July.
She was in the woods with her mother, and left to meet another friend of roughly the same age nearby, but they did not meet up.
Her disappearance is out of character. If anyone has information they are asked to contact police urgently on 101, quoting CAD 6415
More top news
A giraffe has been born in front of visitors to a zoo in Devon.
Viewers have complained that the act between French ventriloquist Marc Metral and his dog, Miss Wendy, is cruel.
Mother of Bobbi and Christi Shepherd accuses former Thomas Cook CEO Harriet Green of trying to use their memory to gain public sympathy