Lulu Atlantis is peeved when her mother brings home little brother Sam, and she turns to her imaginary friend, Harry the daddy long-legs spider, for comfort, companionship, help, and advice as she is getting used to the addition to the family.

Mark finds that he is jealous when his friend Jonas seems to learn kung fu much more quickly than he did.

A young Dominican American girl in New York City moves from jealousy to empathy as her parents babysit children whose families work the overnight shift in this picture book debut. Night after night, a young girl watches her mami set up a cot in the living room for guests in their Washington Heights apartment, like Raquel (who's boring) and Edgardo (who gets crumbs everywhere). She resents that they get the entire living room with a view of the George...