The Convenience of Trolleys
Have you ever pushed a trolley at the supermarket or seen one at school? A trolleytrolleyvehiclewheelscarry things, like food, books, or toys. Because a has, it rolls smoothly, so people can move heavy things without lifting them. is a small with wheels that can
trolleyloads. Next time you push a, notice how much easier it feels than carrying everything in your arms.Some trolleys are big and metal, and some are small and plastic, but they all help carry