How do you cheer someone up when they're stuck in a boring old hospital bed? Cora is determined to find a way. Grandpa Jim can only see a small square of blue sky from his hospital window, so Cora decides there's only one thing to do--she will bring him some sea to go with it! First, she brings him a hat full of sea. Then she brings him a hat full of countryside. She even brings him the moon, the black velvet night, and the shimmering, glimmering...