Using an interactive question-and-answer format and content grounded in a child's immediate world, the Big Book of Why delivers lively information, hands-on games, simple recipes, crafts, and more. What makes a car go? How does mushy dough become a crispy cookie? What does the doctor see in my throat? , , An essential parent reference, The Big Book of Why invites children to ask big questions, think big thoughts, and get answers that are accurate, engaging, level-appropriate, and based on sound educational findings. It helps prepare pre-schoolers for school in an interactive way-the very best way to foster learning at this age, according to research. Highly photographic and playful, this big book is an adventure in exploration.