Caitlin Kimball

Caroline uses an abandoned bicycle to start a delivery service for their cupcake business, but she soon finds out that Max has never learned how to ride one.

Alicia and Paul are both offered jobs to work on Jesse Jackson's presidential campaign, but Alicia's law firm makes her an enticing offer to stay; Rainbow struggles to define her racial identity on a form.

After learning that scientists predict the ozone layer will be depleted in 20 years, Rainbow panics and tries to implement Earth Day at school; Rainbow is forced to takes matters into her own hands to fight for the cause.

Rainbow and Alicia struggle to fit in at school and stand out at work.

After a teacher tells Rainbow to make sure her hair is "neat" for picture day, she becomes self-conscious and begins a complicated relationship with her hair; Johan and Santamonica struggle with their own hair identity.

When Rainbow is tasked with a school assignment that requires her to trace her roots, she learns that history is more complicated for her mom's side of the family than it is for her dad's.