Nancy and her friends laugh at the notion, published in the National Snooper magazine, that the queen of the planet Zagon has arrived on Earth, until the next day, when their substitute teacher turns out to be a Mrs. Zagon.

When aliens come to Earth on an interplanetary trade mission, sixth-grader Tim makes friends with the ambassador's son and together they uncover a plot to sabotage the mission.

Susan Simmons discovers that her substitute teacher is an alien.

According to the National Snooper, the queen of planet Zagon is on Earth. It seems pretty silly until Nancy and her friends have a new substitute teacher, Ms. Zagon. Kate Zaleski says Ms. Zagon is an alien. Nancy says she’s not, and she’s going to prove it—along with the aid of a talking parrot who’s helping her solve the whole mystery.

Mr. Neal's class was ordinary. So were Tuesdays. When a new student arrives, it gets very interesting. The students are wowed by their classmate's unique appearance, impressive vocabulary, and his special talents. An Alien Joined My Class is the first in a series called "Word Play" that introduces a few multisyllabic or otherwise advanced words to young readers. Told with rhyme, the story follows a little girl who is surprised by the opportunity to make a friend when a unique new child is added to her class. It's a gentle introduction to diversity and inclusion.

Pleskit and Tim try to stop Beebo from causing mischief in their school.

When, one morning, Mum calls Albie for school, he really doesn't want to go, He's too busy playing space rescues with his toys. But, when Albie steps into the playground, he quickly realizes that this isn't any old school. It's Alien School and there's a big, shaggy alien heading in his direction! Join Albie as he makes intergalactic friends, enjoys space-ghetti at the school canteen and rides on space scooters - school has never been so much fun!