Katie and her friends Pedro and JoJo disagree over which season of the year is the best.

Katie loves being the best dancer in her dance class, so when Mattie joins the class and begins to outshine her, Katie is jealous.

Katie's dad surprises her with a trip to a ranch where she can ride a real horse.

When Pedro keeps "losing" his eyeglasses, Katie shows him why it is alright--and necessary--to wear them.

Katie Woo loves her life and lists the many reasons she is so happy.

Katie is the only one in her class who has not lost a tooth, but despite all of her efforts, her wiggly tooth refuses to come out.

Katie and her class visit a farm, and find out where eggs and milk come from.

When Katie's mother feels unwell on the day before Mother's Day, Katie wants to do everything she can think of to help her mother get well--but she forgot to get a present.

With Earth Day coming up, Katie decides to have a yard sale with her friends and recycle her old toys.

There is an elegant substitute teacher in class today, but Katie's attempts to impress her keep going wrong.