Freddy Thresher's mother finally allows him to bring Harold, the class hamster, home for the weekend, but all does not go as planned when Harold makes an escape from his cage.
Freddy decides to bake one hundred cookies for the one hundredth day of school celebration, but his father accidentally eats one and then Freddy has to come up with another idea at the last minute.
First-grader Freddy, who is afraid of the dark, is going camping with his father and his friend Robbie, and they get into predicaments and adventures while trying to fish, set up a tent, and sleep under the stars.
Freddy and his classmates are going to participate in a Bike-a-Thon to help raise money for a local animal shelter, and Freddy needs to learn how to ride a two-wheeler.
Unhappy to be the only one in his class who still has not lost a tooth, first-grader Freddy tries to find a way to expedite matters but then is faced with another problem.