Meet Maddie and Mabel, two spunky sisters who navigate their relationship with humor and heart. Maddie is the big sister. Mabel is the little sister. But who is actually in charge? Mabel who never stops asking questions? Or Maddie who can be bossy and demanding? Readers will see that being in charge might not be as important as working together. The first book in this early chapter book series introduces two relatable characters that make mistakes as they learn important life lessons.