A.J. and his friends launch their own investigation when they get stuck with weird substitute Ms. Todd, and begin to suspect she has kidnapped their regular teacher in order to take over the job.

Loving their gifted teacher, three boys are dismayed when the teacher falls ill and leaves for the rest of the school year, a situation that compels them to share their stories while cutting class and journeying across town together on a fateful day.

In rural Indiana in 1904, Fifteen-year-old Russell's dreams of quitting school and joining a wheat threshing crew are disrupted when his older sister takes over teaching the classroom at his one-room schoolhouse after mean, old Myrt Arbuckle "hauls off and dies".

Amelia, a young secret agent, investigates some robotic animals, an enchanting music teacher, and a pair of remarkably beautiful twin bakers with a dastardly plot, all while avoiding her nemesis, Trudy Hart.

A first grader is frightened on her first day of school after hearing a rumor that her teacher is a 300-year-old alien with a purple tongue who steals baby teeth from her students.

Spurred by a special project from her social studies teacher, seventh-grader Bethesda Fielding uncovers the secret identity of her music teacher, which leads to a most unusual concert performance and a tutoring assignment.

"The two best friends come across an enthusiastic school of fish one morning. Unfortunately, Mr. Blowfish, their teacher, has come down with a cold, and class will have to be cancelled ... until Professor Knowell (Narwhal) and Super Teacher (Jelly) volunteer to help out! The first subject is Wafflematics, in which Narwhal and Jelly calculate the number of waffles needed to feed the class. That's what we're chalking about! Next up is a super-fun science...

Miss Daisy's unusual teaching methods surprise her second grade students, especially reluctant learner A.J.

The students of room 12B are delighted by their eccentric new teacher, Mr. Bambuckle, but Principal Sternblast is not impressed.--

"At Great Rapscott School for Girls of Busy Parents, Ms. Rapscott teaches her students How to Get Lost on Purpose, resulting in a series of fantastical adventures that makes each learn a little something about courage, strength, bravery, and teamwork"--