Pearl and Wagner, a rabbit and a mouse, work together to build a robot for their science project.

Cece, a budding and inquisitive scientist, and her equally curious best friend Isaac conduct experiments to see whether Cece's dog Einstein will eat his vegetables.

Pedro collects a lot of different bugs for a class assignment, but when his brother lets them out in the house their parents are furious, and ban any further collecting.

Something smelly is spoiling science in Ms. Gleason's class, and Jigsaw and Mila are hot on the case.

Cash, Fitch, and Bird Thomas are three siblings in seventh grade together in Park, Delaware. In 1986, as the country waits expectantly for the launch of the Space Shuttle Challenger, they each struggle with their own personal anxieties. Cash, who loves basketball but has a newly broken wrist, is in danger of failing seventh grade for the second time. Fitch spends every afternoon playing Major Havoc at the arcade on Main. And Bird, his twelve-year-old...

For the first time in years Eerie Elementary is planning a science fair, which may not be a good idea in a school which is alive and out to get the students--but when Sam and his friends find a book of experiments that contains all of Orson Eerie's notes, it may turn out to be the key they need to finally understand the mad scientist.

Jason is sure his science project will win first prize, until he finds out what the other Cul-de-sac Kids are planning.

Third-grader Zeke Meeks needs to win the prize in the science project contest because the class bully is threatening him, but so far all his ideas are ending in messy disasters--can his friend Hector save the day?

When the newly hatched chicks disappear from the classroom, Nancy and her friends have a job on their hands to find out who stole the baby chicks.

Beatrix wins the school science fair every year because she uses magic to cheat, but this year her un-magical twin Olive is convinced that her own project on molds will win--until a fight over space upsets both projects and turns Olive's mold into a stinky, moldy blob monster which is alive, growing, and threatening to overwhelm the school.