The magic tree house takes Jack and Annie back in time to feudal Japan where the siblings learn about the ways of the Ninja.

"A ninja must be strong, courageous, and silent! He creeps through the house on a secret mission. There may be obstacles! But have no fear--a true ninja can overcome all challenges"--Provided by publisher.

Cole, a member of Sensei Wu's team of ninja warriors, must keep his fellow ninjas' egos in check as he strives to unite the warriors and lead them on their dangerous missions.

In this twist on "Little Red Riding Hood," a certain wolf trains to be a ninja in order to catch his prey, but he is not the only one mastering a martial art.

Sensei Wu must teach the Ninjago warriors the ancient art of spinjitzu in order to defeat Lord Garmadon, but first the ninja Zane, who has no memories of his past, undertakes a quest to recover them.

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.

"In this third book in the Ninja! series, Maxwell pits his ninja skills against Santa Claus"--

When Leon brings a mystery egg home from school, Cat Ninja and Master Hamster face their biggest challenge yet: babysitting! And while they're pretty sure they can keep an egg out of trouble, they know they're in over their heads when that egg hatches into a high-energy ball of feathers and cuteness. It's baby's first superhero adventure when they decide to bring their newest family member along as they uncover the identity--and nefarious motives--of...

The Teenage Mutant Ninja Turtles face new enemies including the notorious Krang.

In this graphic version of the story Cinderella thwarts her evil stepmother by becoming Ninja-rella, saving the prince from bandits, and becoming his ninja bodyguard.