Science fiction 
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There are a total of 936 valid entries on the list.
Author:
Series:
Captain Underpants volume 1.
Average Rating:
4.8 stars
Description:
Fourth-grade class clowns George Beard and Harold Hutchins have created the greatest superhero in the history of their elementary school -- and now they're going to bring him to life! Meet Captain Underpants! His true identity is SO secret, even HE doesn't know who he is!
2. Alien summer
Series:
Area 51 interns volume 1.
Average Rating:
5 stars
Description:
On the first day of summer vacation twelve-year-old Viv Harlow just wants to relax, but when a whole race of aliens escape from the famous Area 51 where her mom works, Viv and her friends will have to gear up, work together, and save their parents from alien abduction.
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Series:
Area 51 files volume 1.
Average Rating:
4 stars
Formats:
Description:
"When Sky Patel-Baum is sent to live with her mysterious uncle, she never imagines she'll end up i nArea 51, a top-secret military base with a bajillion rules. Sky feels like she's landed in a whole new world, even though she hasn't left the planet. Because gues what? Area 51 is full of aliens. Lots and lots of aliens. But somthing even stranger is happeing in Area 51: aliens are going missing. Where could they be? How come everyone thinks sky and...
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Series:
Jack and the geniuses volume 1.
Average Rating:
4.9 stars
Description:
Traveling to Antarctica for a prestigious science competition, twelve-year-old Jack and his genius foster siblings, Ava and Matt, become caught up in a mystery involving a missing scientist.
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Series:
Awesome Dog 5000 volume 1.
Average Rating:
4.9 stars
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Description:
When video game fanatic Marty, ten, arrives in a new town, his worst fear is being labeled a "dork" until the robotic dog he found catches the attention of a mad scientist.
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Description:
When Bertie Wells accidentally creates a black hole in 1878, he travels to 2022 to attend a special school, where he teams up with Zoe Fuentes and Amelia da Vinci to navigate a year filled with time paradoxes, a missing dean, and a mysterious intergalactic secret society.
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Outer Space Mystery Pizza Club volume 1.
Description:
Three kids and their babysitter follow the family dog, Elvis, through a mysterious portal into deep space, where they encounter aliens, navigate cosmic challenges, and try to find Elvis and return home before bedtime.
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Series:
Extraterrestrial zoo volume 1.
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Description:
"Thirteen-year-old Ava helps run her family's refuge for extraterrestrials, but a sudden attack on the zoo leads to her discovering a government conspiracy that upends everything"--
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Finniverse volume 1.
Average Rating:
3 stars
Description:
When Earth is threatened by an invading race of bugs called the Plague, 11-year-old Finn, his arch-nemesis, Lincoln, his crush, Julep, and one pink unicorn lunchbox become Earth's last best hope against destruction.
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Series:
Frank Einstein volume 1.
Average Rating:
4.2 stars
Formats:
Description:
In his Grandpa Al's garage workshop, child genius Frank Einstein tries to invent a robot that can learn on its own, and after an accident brings wisecracking Klink and overly expressive Klank to life, they set about helping Frank perfect his Antimatter Motor until his archnemesis, T. Edison, steals the robots for his doomsday plan.
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Series:
Star Wars: Choose your destiny volume 1.
Average Rating:
5 stars
Description:
"Jump inside the Millennium Falcon and help Han and Chewie as they journey across the galaxy on a simple smuggling job. But nothing is ever simple with Han Solo, and when things go wrong, Han pretends to be Jabba the Hutt to save himself, Chewie, and the Millennium Falcon. And that's when things go from bad to worse! With over twenty possible outcomes, readers will have to think like a true smuggler to keep Han and Chewie safe from Imperial TIE fighters,...
Author:
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Description:
"The $3 time machine strikes again in this third and final installment in the series perfect for fans who love funny, unexpected adventures and wacky plot twists from best-selling author Dustin Brady. Professor Snellenburg is a mysterious man. What's the real story behind his time machine? What does the villainous Queen want with him? And where is he now? To find the professor, Elsa and Liam will need to start digging up answers to these long-buried...
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Series:
Dragonships volume 1.
Average Rating:
5 stars
Description:
Thirteen-year-old Lunar Jones was born on Mars, with every day a struggle, until he stumbles into a restricted military zone where he learns dragons are real and a new dragon has chosen him as a rider--a role he needs to embrace quickly because this dragon could save the Martian colony.
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Series:
Last gate of the emperor volume 1.
Average Rating:
5 stars
Description:
"Yared Heywat lives an isolated life in Addis Prime -- a hardscrabble city with rundown tech, lots of rules, and not much to do. His worrywart Uncle Moti and bionic lioness Besa are his only family... and his only friends. Often in trouble for his thrill-seeking antics and smart mouth, those same qualities make Yared a star player of the underground augmented reality game, The Hunt for Kaleb's Obelisk. But when a change in the game rules prompts Yared...
16. The last human
Author:
Series:
Last human volume 1.
Average Rating:
5 stars
Formats:
Description:
After machines take control of Earth, following the extinction of humans, twelve-year-old robot XR 935A confronts its prejudices about humans and begins to reconsider its own existence within robot society after discovering and befriending a twelve-year-old human girl.
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Series:
Last seed keeper volume 1.
Description:
"Ivy is a Groundling, bound to roam the surface of the Earth, eking a living from the rubble of the past. Skyler lives above the clouds in a haven of technology, wanting for nothing yet knowing there must be something more. Their paths are fixed, in a barren world that has forgotten nature until Ivy makes a discovery that changes everything. Suddenly, a forgotten orphan from the Piles holds the key to building a new world. But change is never popular...
18. Moongarden
Author:
Series:
Plotting the stars volume 1.
Description:
Crumbling under the pressure at her elite school on the moon, misfit Myra Hodger discovers a lab full of toxic plants and uses her botanical magic to weed out its secrets, but quickly discovers some will do anything to take those secrets to the grave.
19. Project Alpha
Author:
Series:
Voyagers (Random House) volume 1.
Average Rating:
5 stars
Formats:
Description:
Eight boys and girls compete for a spot on the space voyage that will search for a source to solve Earth's energy crisis.
Description:
Unsure if he can live up to his father's all-star reputation, twelve-year-old Wyatt reluctantly plays quarterback on Earth's football team in an intergalactic sports tournament.