"Piggie is determined to thank everyone she knows, but Gerald thinks she will forget someone important"--

As Zoom Squirrel and his friends try to identify the Mystery Reader, they learn about books, how the are written, and how to read--while sharing a-corny jokes.

Gerald believes he is allergic to his best friend! Will he have to stay away from Piggie forever?

Gerald is careful. Piggie is not. Piggie cannot help smiling. Gerald can. Gerald worries so that Piggie does not have to. Gerald and Piggie are best friends. Piggie can't wait to show Gerald her brand-new toy. But will an accidentally broken toy accidentally break a friendship?

Elephant and Piggie learn to play catch with their new friend Snake.

Piggie celebrates her favorite day of the year, but Gerald the elephant is sad, thinking that he cannot join the fun.

Gerald and Piggie discover the joy of being read. But what will happen when the book ends?

Gerald is careful. Piggie is not. Piggie cannot help smiling. Gerald can. Gerald worries so that Piggie does not have to. Gerald and Piggie are best friends. In I'm a frog! Piggie has some ribbiting news! Can Gerald make the leap required to accept Piggie's new identity?

When Piggie plays her new trumpet for Gerald, the elephant decides he must be honest in his response.

The pigeon really, really wants to drive Santa's sleigh, but reconsiders once he learns how it flies.