Princeton and Ava-Paisley help each other while learning the basics to daily life lessons. It may be lessons to us, however they are adventures to them. As a big brother Princeton tries and takes on the task to help Ava learn how to share and as a little sister Ava also comforts her big brother when it's his turn to see the dentist. As siblings they will always have to help each other through their adventures. The Adventures of Princeton and Ava-Paisley will always have an important lesson that is learned at the end.