Nick and his friend Marta decide to investigate when a mysterious fire starts near a Florida wildlife preserve and an unpopular teacher goes missing.

Anne is the mother of five, with never a dull moment in her lively home. She now has a new baby on the way and ready to make her cherished husband fall in love with her all over again.

Something spooky is going on! Mrs. Patty, the secretary, gives out the best Halloween candy in the history of the world! But her house is haunted! People say she's a witch and her husband is a ghost. Is it worth A.J.'s risking his life for the best candy ever?

Seven fifth-graders at Snow Hill School in Connecticut relate how their lives are changed for the better by "rookie teacher" Mr. Terupt.

Sarah is afraid to start at a new school, but both she and the reader are in for a surprise when she gets to her class.

Mr. Wolf's students are settling into their new classroom, and Randy, Aziza, and Margot realize they have some questions: 1. What happened to Aziza's favorite Frisbee? 2. Is the girls' bathroom really haunted? 3. Where is Mr. Greens, the teacher who disappeared? To answer these questions, the three friends start a mystery club! What could be more fun? Meanwhile, Abdi is wondering what happens to the balls that are accidentally kicked over the fence...

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.

A.J. and the gang at Ella Mentry School are in for a super surprise when a new teacher, Mr. Cooper, takes over their third grade class. --Provided by publisher.

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...

Mr. Docker, a new science teacher, is a crazy inventor who blows things up, uses potatoes for power, and has A.J. and his friends wondering whether science is for nerds or is the coolest subject ever.