When a rainstorm prevents Nancy and her best friend, Robert, from getting to the planetarium the night of a class field trip, she has a brilliant idea for making things better.

Although excited at the prospect of a fancy class trip to the art museum, the bumpy bus ride to get there leaves Nancy feeling anything but fancy.

Nancy is determined to make the cover of her very first book report as fancy as she can, but she spends so much time on it that she has no time to write about the book.

Nancy, who likes to use fancy words, is dismayed to be partnered with shy classmate Lionel for the school talent show until she comes up with an act perfectly suited for both of them.

Nancy is about to lose her first tooth, but if she can prevent it from falling out until she arrives at school she will get a special necklace from the nurse.

Nancy writes a report for school about her great-grandfather, making things up so he seems less ordinary, but when she learns that Grandpa will be there to hear her read the report aloud she realizes she was dishonest.

Nancy, who likes to use fancy words, is excited to wear her elegant nightgown for Pajama Day at school, until best friend Bree and schoolmate Clara impress everyone by wearing matching pink polka-dot pajamas.