When Heidi is paired with Stanley, her worst enemy's best friend, for the Brewster Science Fair and she suddenly starts getting notes from a secret admirer, she tries to use magic to discover the note-writer's identity.

"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 wrestles with an explosive...

In desperate need of a friend--and a science project--Maya finds a robot named Ralph in Mr. Mac's convenience store, and once she gets him up and running, a new world of connection opens up.

When all the second grade students must enter the science fair, which has global warming as its theme, best friends Ivy and Bean team up to create an unusual project.

Humphrey, the pet hamster of Classroom 26, is helping Richie with a science project, but Richie's feisty puppy gets in the way.

"A boring summer vacation turns unexpectedly interesting when mysterious lights appear over Roberta's hometown in northern Maine. Roberta is convinced she and her best friend Marillee can win the Maine State Science Fair if only they can find an amazing project to showcase. Communicating with aliens would certainly do the trick"-- Provided by publisher.

Hope Roberts is a confident eleven-year-old girl who plans to be an astrophysicist, and who loves swimming, Galaxy Girl comic books, her best friend Sam, and her two rescue dogs (not necessarily in that order); but then she starts middle school, and suddenly she cannot seem to do anything right--even science club is a problem because she and another girl, Camilla, get stuck with the boring part of the science project that they suggested, but Hope...

A boy sends off for "Professor Swami's Super Slime" to use as his science fair project and then has to cope with the funny disaster that follows.

While working on a science fair project, a Philadelphia school boy discovers both a secret laboratory in his basement and Benjamin Franklin, who comes to life after receiving a jolt of electricity.

After winning the science fair with the giant robot she has built, a little girl realizes that there is a major problem.