My Best Friend Has Another Best Friend is a warm, relatable friendship picture book that helps children navigate big feelings-especially jealousy-when a best friend starts spending time with someone new at school. Zoe and Lily do everything together at school: sitting side by side in class, sharing secrets, and playing together at recess. But when a new girl named Mia joins their class, Zoe feels left out. A jealous, uncomfortable feeling grows inside her, and she worries she might lose her best friend forever. Told in gentle rhyme with bright, full-color illustrations, this social-emotional learning (SEL) story helps children recognize and talk about difficult emotions like jealousy, fear, and sadness. Through Zoe's experience, young readers learn important social skills, including communication, empathy, and understanding that friendship can grow without replacing anyone. Perfect for children ages 4-8 (Preschool-Grade 2), this book is ideal for: Kids learning to manage best friend conflicts Parents teaching emotional intelligence at home Teachers, counselors, and therapists using SEL read-alouds Classrooms focused on friendship, kindness, and school social life If your child has ever felt upset when a best friend made a new friend, this reassuring story shows that sharing friendship doesn't mean losing it-it means growing together. Ages 4-8 Full-color picture book Friendship, Social Skills & School Life