Danny Dragonbreath knows girls are trouble, but the new foreign exchange student, Suki the Salamander, is beyond trouble. Not only has she reduced his best friend, Wendell, to a blithering lovesick tadpole, but she's also the object of an elaborate ninja frog kidnapping plot. When Suki the salamander--the new foreign exchange student--is being stalked by ninja frogs, Danny, Wendell the iguana, and Suki travel to Great-grandfather Dragonbreath's home...

"3"--Spine. Someone steals the book bag of 6th-grader Chase Cooper and things get worse from there. Now Chase is number one on the Buchanan School's most wanted list and he discovers the Red Ninja Clan. Ninjas never quit - and neither do their enemies.

In this twist on "The Three Little Pigs," Pig One and Two neglect their ninja school martial arts training and are no match for the wolf, but Pig Three's practice and dedication saves the day. Includes glossary of Japanese martial arts terms.

After flying through an electrical storm, ninja Jay crash-lands in an alternate world where Sensei Wu never taught the ninjas the art of spinjitzu and the Serpentine rule with skeleton warriors as their servants.

Cole, Zane, Jay, and Kai try to defeat a foe who can control the mind. One of them actually does fall under the spell of the Hypnobrai and the question for the rest is how will the fellow ninja react?

When the Overlord returns, transforming into the powerful Golden Master, it's up to ninja Cole, Jay, Kai, Zane, and Lloyd to defeat him.

The Masters of Spinjitzu are stuck on a comet, having traveled through space to save the World of Ninjago from the Nindroids. As they race through the stars, it becomes apparent that they are not alone on the comet. Something has stowed away, something not of their world.

The journal of Master Wu reveals the secrets of the ancient martial art and philosophy of spinjitzu.

Quiet Zane isn't like the other ninja. His weird humor sometimes gets him in trouble with Cole, Kay, and Kai--especially when he leads the ninja into a mission that ends in the destruction of their home in Sensei Wu's monastery. Now Zane must hope that a new path will rise from the monastery's ashes.