When 10-year-old Hazel Wells tries to run away from home, she finds out her weird neighbors, Cosmo and Wanda, are fairy godparents in disguise.

Hazel, Cosmo and Wanda must pass Wish Trials at the Fairy DMV or Jorgen Von Strangle will assign Hazel a new fairy. Nervous about not fitting in with the other kids at school, Hazel wishes that she were friends with her teachers instead.

When Hazel wishes she could meet a real dinosaur, Cosmo and Wanda bring a Baryonyx from the Cretaceous period to present day. Hazel wishes Jasmine was fearless but the wish goes awry when Jasmine's fears escape and run amuck around the school!

Hazel wishes her apartment building were a luxury hotel but finds herself too busy running it to spend time with her friends. Hazel wishes she were the center of attention at school, but quickly becomes overwhelmed and calls on fairies to speed up time.

When Hazel tries to make Pudding Day at school fair for everyone, she accidentally starts a pudding apocalypse. When Hazel wishes her hair had "spirit" for a school contest, she finds it has more personality than she bargained for!

Cosmo and Wanda rewrite the laws of science in order to make Hazel's science fair project work. When Hazel's landlord goes missing, she solicits Cosmo and Wanda's help to get to the bottom of the case!