Beloved New York Times bestselling author Todd Parr brings his trademark wit and wisdom to this celebration of all different kinds of sisters, perfect for kids who have sisters or are expecting a new sibling! With his colorful illustrations, playful humor, and inclusive storytelling, beloved author Todd Parr has long been a favorite among young readers and caregivers. His books promote an essential message of love and acceptance that is inspiring, empowering, and accessible.Some sisters are big. Some sisters are little. Some sisters want to be scientists. Some sister want to be mermaids. All sisters are a special part of your family! Following his family classics The Mommy Book, The Daddy Book, The Grandma Book, and The Grandpa Book, Todd celebrates all different kinds of sisters with his trademark child-friendly art and silly humor.