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Purchase with your local bookstore or at one of the sellers below:

The Countdown Conspiracy

Ambassador, you are go for launch in T- minus 5…4…3…2… Get ready to blast off with this high-action, high-stakes middle grade adventure!

Miranda Regent can’t believe she was just chosen as one of six kids from around the world to train for the first ever mission to Mars. But as soon as the official announcement is made, she begins receiving anonymous threatening messages…and when the training base is attacked, it looks like Miranda is the intended target. Now the entire mission—and everyone’s lives—are at risk. And Miranda may be the only one who can save them.


Praise for The Countdown Conspiracy:

With fleshed-out characters who are intelligent but act like preteens and teens, Slivensky’s action-packed narrative is about grappling with passions, insecurity, and questions of trust. The novel is well researched and perfect for readers interested in astrophysics or space travel.


- School Library Journal

Slivensky incorporates plenty of fascinating science and engineering into her sci-fi debut, and lots of action keeps the pages turning. This quick read with a twisty mystery and plenty of science action will appeal to a wide range of readers.

- Booklist

The Seismic Seven

Brianna Dobson didn’t plan to spend her summer saving the world from total destruction. But what starts as an educational experience shadowing geologist Dr. Samantha Grier in Yellowstone National Park quickly becomes a race to stop a massive volcanic eruption the likes of which the humanity has never seen.


Seven kids. One supervolcano. One chance to save the world.

Purchase with your local bookstore or at one of the sellers below:

Praise for The Seismic Seven:

Slivensky masterfully blends geology and fantasy to create a provocative adventure that tests the skills, wits, maturity, and camaraderie of seven brave teens. Bri’s first-person account solidly relates the plot while allowing for the full development of all characters. Even readers with little science background will be pulled into this riveting story.


Plot twist after plot twist keeps the story moving at a fast pace until the end. ...An engaging adventure with a high-stakes plot and a timely message about preserving the environment.



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SMALLER: The Search for Subatomic Particles

In Slivensky's non-fiction debut, follow the amazing journeys scientists have undertaken to discover the smallest pieces of our universe, even as the searches themselves have resulted in some of the hugest experiments ever attempted. Ever. From World Wars to ferrets in diapers, the stories behind the bizarre field of particle physics can at times seem totally outlandish—but just like every particle in our universe, they each have an important role to play.

Coming Fall 2024 from Algonquin Young Readers.

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This Wolf Was Different

Slivensky's picture book debut tells the tale of a young prehistoric wolf who, after getting separated from her pack, happens upon a human child. Together, they journey toward a new way of living that will change the course of history. Illustrated by Hannah Salyer.

Coming Spring 2024 from Beach Lane Books.

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