Now that Caillou isn't a baby anymore he has been nervous about trying new foods. What if they don't taste good? But with Mommy and Daddy's help, Caillou learns that when you to try new foods, you often find out that you like them after all CAILLOU'S ESSENTIALS is a collection of books about Caillou growing up. It depicts the developmental milestones, both the small and the significant, of toddlers striving to become self-confident and independent. The stories present a range of childhood experiences, such as potty training, brushing your teeth, trying new foods and learning to share.