It's Mallory: (3 In 1: On The Move, Back To School, And Mallory Vs Max)

Mallory on the Move (Book1) : Mallory McDonald's family is moving, and she hates leaving her best friend, Marry Ann. But when she arrives at her new house, she meets Joey. Soon Mallory feels much better about the move - until she has to choose between her best friend and her new friend.

Back to School, Mallory (Book2) : When summer is over, Mallory has to go to a new school. And to make things even more awkward, her mom is the new music teacher. Mallory must figure out how to fit in and get used to being in her mom's class.

Mallory vs Max (Book3) : Just as life is settling down, Mallory's parents decide to get a dog for her older brother, Max. Mallory thinks dogs are smelly and bark and chew on things. But will she change her mind once the new puppy arrives?