As Benjamin Pratt and his friends Jill and Robert continue their efforts to save their school, they find themselves dodging two evil janitors, Lyman and Wally, but their team has also grown and now has a secret fund of millions of dollars.
Ben's school is getting torn down and replaced by an amusement park, he is determined to keep that from happening, but the janitor undoes everything he tries to prevent it.
As the end of sixth grade nears, Jordan Johnson, unhappy that she is only average in appearance, intelligence, and athletic ability, reveals her special skills when disaster strikes her central Illinois elementary school.