Why does max take Kevin to go see the down under in the book the mighty?

In "The Mighty," Max takes Kevin to see the "Down Under" because he wants to share an adventure that reflects their strong friendship and Kevin's imaginative spirit. This outing allows them to escape their everyday challenges and experience the world from a different perspective. For Max, it's a way to support Kevin and showcase his loyalty, while also embracing the excitement of their shared fantasies. Ultimately, it highlights the bond between them and their ability to find joy in each other's company.