Follows the adventures and misadventures of students and staff as they cope with the effects of a large, gloomy cloud that has settled over Wayside School.

"A small blue whale learns the meaning of friendship"--

"A young girl named Lizzy buys a cloud and keeps it as a pet -- until the day it grows too big for her to handle"--

Returning to school after being in the hospital for a while, six-year-old Erin, whose favorite game is spotting animals in the clouds, finds things much different until she comes to see that by sharing her experience, she can find happiness again in just being herself.

One warm, sunny day, Willy the Chimp decides to go to the park. There's not a cloud in the sky--well, except for just a little tiny one. It doesn't bother Willy too much at first. But as the cloud follows him, it grows bigger and bigger and becomes harder and harder to ignore. Pretty soon the cloud is all Willy can think about, and he has no idea how to make it go away.

Ploof is a puffy cloud who's a little lonely -- but now you're here, and the fun can begin! Can you help Ploof overcome their shyness? Play pretend? Make Ploof laugh with your funny faces, find their hiding spot, give them a high five! Full of imaginative and interactive fun, each page of this perfect book for preschoolers offers a chance to play. By following cues to say hello, clap, blow, shake, wave or make a funny face, young readers will be delighted...

Cloudette, the littlest cloud, finds a way to do something big and important as the other clouds do.