Most Popular Books by Jason Kraft

The Super Advanced Robotic Assistant (SARA) develops an annoying crush on Zack in this Galaxy Zack chapter book adventure.

Zack can't wait to test out Sara, the new Super Advanced Robotic Assistant that his dad's been working on. At first she's great and super helpful! Sara helps Mom unpack clothes for her store at lightning speed. She plays catch with Luna. And she turns into a one-bot band for the twins. But when Sara develops a huge crush on Zack, the fun is over! Can Zack figure out a way to fix this mixed-up robot?

With easy-to-read language and illustrations on almost every page, the Galaxy Zack chapter books are perfect for beginning readers.

Zack doesn't think ghosts exist—but a haunted Halloween might change his mind in the eleventh Galaxy Zack chapter book adventure.

Zack absolutely, one hundred percent does not believe in ghosts—even when his friend Drake tells him that they are real. But as Halloween nears, weird things start to happen, and Zack begins to think that he might be haunted. Can Drake help Zack solve what goes bump in the night?

With easy-to-read language and illustrations on almost every page, the Galaxy Zack chapter books are perfect for beginning readers.

Zack has to help his sisters make up after an out-of-this world argument in this twelfth Galaxy Zack chapter book adventure.

Zack's twin sisters are the best of friends. They're never apart, share everything, and even finish each other's sentences! But when the two get into an argument while visiting another planet, an astronomical fight ensues. Suddenly, Zack finds himself stuck in the middle of a tricky twin situation. Can he save Cathy and Charlotte's sisterly bond from intergalactic destruction?

With easy-to-read language and illustrations on almost every page, the Galaxy Zack chapter books are perfect for beginning readers!