When Zack accidentally drinks the invisible ink that is one of Spencer's experiments, he worries about missing his only chance to get his picture in the paper, if the new flavor he and Spencer invented wins the local Len and Larry's Ice Cream contest.

Accompanied by her daemon, Lyra Belacqua sets out to prevent her best friend and other kidnapped children from becoming the subject of gruesome experiments in the Far North.

Fourth-grade science whiz Phineas MacGuire is forced to team up with the new boy in class on a science fair project, but the boy's quirky personality causes Phineas to wonder if they have any chance of winning.

Hosting her first sleepover, Jada has lots of scientific activities planned, but when her best friends just want to hang out, can Jada figure out the formula for fun and save the sleepover?

Will fifth-grader Kate find the culprit who is sabotaging her science project and be able to fix the project in time for the STEM competition?

When his new best friend, Ben, decides to run for class president, fourth-grade science whiz Phineas MacGuire reluctantly agrees to be his campaign manager in exchange for help with his latest experiment--cultivating exhibits for a mold museum.

Humanity has expanded into the stars but an autocratic Government now rigidly controls every technical advancement. When ex-soldier Frank Pak is offered a contract to escort a runaway back home, he doesn't ask questions. But his cargo, Jeven Jones, is an illegally made evolutionary leap into the future, with the Government wanting him dead and the revolution wanting to use him to unlock advancements.

"After a storm in her town, Vivi and her classmates volunteer to help clean up at the beach. When they arrive, the beach looks different from their last visit. Where did the sand dunes and tide pools go? Along with her classmates, Vivi learns about the forces of wind and water--and how those forces constantly change the world!"--

Jessie wants her science fair project to make a difference. So when she gets the chance to test a local creek for pollution, she can't wait to get started. But when things start going wrong with her experiment, Jessie and her siblings don't just have an experiment to investigate, they have a mystery to solve!

"Frankie may be a monster, but he has a fantastic singing voice and killer dance moves, too! Professor Von Skalpel sees a chance to make millions by getting Frankie a recording deal. But there's just one problem. Frankie doesn't look much like a pop star-- and he has monster-strange looks! So the professor comes up with a new and electrifying idea"--P. [4] of cover.