Kid carriers are items used to transport children. The two crossword solutions for the term 'kid carriers' are 'trikes' (6 letters) and 'sleds' (5 letters). Trikes are three-wheeled vehicles that are usually powered by pedaling, while sleds are flat-bottomed vehicles that are usually pulled by a person or animal. Both trikes and sleds are popular kid carriers, providing fun and safe transportation for children.