Masters of Spinjitzu: still a force to save the world!Lord Garmadon is up to his old tricks. He's using his Mega Weapon to turn back the clock and bring the fossil of an ancient monster back to life. That's when Cole, Jay, Kai, and Zane interrupt him . . . and get turned into kids again! Now the mini-ninja must do whatever it takes to grow up . . . and stop the monster from destroying Ninjago City!

Tracey West is the author of more than 150 books for children and young adults, including the Pixie Tricks and Scream Shop series. An avid fan of cartoons, comic books, and manga, she has appeared on the New York Times bestseller list as author of the Pokemon chapter book adaptations. She currently lives with her family in New York State’s Hudson Valley.