Karen's Half Birthday (Baby-Sitters Little Sister, No. 78) by Ann Matthews Martin

Karen is excited to celebrate her half birthday, feeling that turning seven and a half is a milestone worth noticing, but her enthusiasm doesn't sit well with some of her classmates. As she prepares for her special celebration, the teasing begins, leaving Karen feeling hurt and misunderstood.

Determined to embrace her unique birthday, she navigates the ups and downs of social dynamics, learning valuable lessons about friendship and resilience. Karen's journey captures the essence of childhood, reminding readers of the importance of staying true to oneself, no matter what others may say.