Only the cool kids make the cheerleading squad, and Claudia and her friends aren't very cool. So it comes as a shock when Monica, one of Claudia's best friends, decides to try out. When Claudia tries to talk Monica out of it, Monica gets upset. Can Claudia support her friend, even if she knows Monica won't make the team?

Claudia is super excited because her family is getting a pool! But her tree house tree needs to be cut down to make room for the new pool. Claudia has so many happy memories in the tree house. How can she leave it behind? Stuck between the past and a pool, what's a girl to do?

Jenny Pinski is the biggest bully at Pine Tree Middle School. Claudia is paired up with her for a science project. Some of Jenny's ideas are awful, but Claudia is afraid to disagree with Jenny. Is her project doomed, or will Claudia find out there's more to this bully than bullying?

The Cortez family is going on vacation! They're headed to Florida for a family reunion. But when they arrive, Claudia doesn't get to relax - she's stuck babysitting her younger cousins. She has to miss out on all the fun, and can't hang out with her new friends. What kind of vacation is that?