When greeting a member of the royal family, the monarchy suggests that you shouldn't go beyond a handshake, but some of the royals usually let the rule slide for children. During an official tour of Poland and Germany in July 2017, Kate greeted a group of kids with warm hugs and sweet smiles when she visited Strassenkinder, a charity that supports kids from disadvantaged backgrounds.
Image Source: Getty / Dominique Ecken - DDP Images