Chris and Pui investigate and explore within their magical playroom in the sky, bring objects and ideas to life. Miss Mouse and Teddington are off on an adventure in their pea green boat. Pui's got five tiny peas that keep growing and growing and King Teddington would like some peas to be delivered to his castle. Chris and Pui look around Teddington's castle and peep through the telescope at some more castles. Teddington's so grand, Chris and Pui decide to make a big castle for him.