A funny and charming picture book about sibling rivalry and the hurry to grow up. George is Lottie's big brother. He can run faster and reach higher than her. One day at the fairground, they spot the super-duper Big Dipper rollercoaster. Lottie is too small to ride it, but George is determined to prove that he's grown up enough to handle anything... I'm Bigger Than You is the perfect bedtime story for siblings.