During a thunderstorm, the farm animals are frightened out of the barn by a monster, and only cow friends Minnie and Moo are brave enough to investigate.
There's something weird about Zack's new friend Icky. It's not just the bandages or the Egyptian writing--but it might have something to do with being 3,000 years old!.
Upon learning that his class will not be going to the school book sale until the last half hour of the day, Dewey worries that all the best books will already be taken.
Best friends Jackson and Goat make up a series of treasure hunts, but the results are disastrous due to the interference of Goat's older sister, otherwise known as the ogre.