This book follows a young girl who, feeling a bit down, decides to conduct a survey to find out what makes different people and creatures happy. From a dog in a bath to a rabbit in a wheel, she observes various sources of joy. It's a gentle exploration of emotions, normalizing moments of unhappiness while encouraging curiosity and observation as pathways to discovering personal joy. Ideal for children learning to identify and articulate their feelings, it offers a heartwarming and whimsical perspective on finding happiness in everyday moments.