Why does waverly pick up a roll of life savers before going back to the park?

Waverly picks up a roll of Life Savers before heading back to the park as a symbolic gesture reflecting her childhood and the innocence she associates with her past. The candy serves as a reminder of simpler times and the carefree nature of her youth. Additionally, it represents her desire for comfort and a sense of nostalgia as she navigates her complex feelings about her identity and family dynamics.