Incoming Resources
- Ninja warriors, by Jody Jensen Shaffer
- Ninja Red Riding Hood, Corey Rosen Schwartz ; illustrated by Dan Santat
- Lego ninjago, masters of spinjitzu
- The ninja's daughter, a Hiro Hattori novel, Susan Spann
- Ninjas, Rupert Matthews
- Ninja!, by Aree Chung
- Spy vs. spy, adapted by Kate Howard
- Modern ninja warfare, ninja tactics for the modern warrior, Antony Cummins
- Double-team!, adapted by Christy Webster ; illustrated by Patrick Spaziante
- Blade of the samurai, a Shinobi mystery, Susan Spann
- Secret world of the ninja, written by Beth Landis Hester
- School for crooks, by Meredith Rusu
- Where in the world can I-- become a ninja?, Shawn Brennan, writer
- Ninja baby, by David Zeltser ; illustrated by Diane Goode
- Ninja Timmy, written and illustrated by Henrik Tamm
- Ninja nocturno, Barbara DaCosta ; arte de Ed Young
- Magic tree house collection, Mary Pope Osborne, Books 1-8
- Green vs. mean, by Geof Smith ; illustrated by Steve Lambe
- Tournament of elements, story and art by Blue Ocean ; additional art by Caravan Studio ; Lost scrolls of Spinjitzu / written by Greg Farshtey
- Ninjas, masters of stealth and secrecy, Joanne Mattern
- Samurai and ninja, the real story behind the Japanese warrior myth that shatters the Bushido mystique, by Antony Cummins
- Attack of the ninja frogs, by Ursula Vernon
- Techno strike!, adapted by Kate Howard
- Ninja attack!, true tales of assassins, samurai, and outlaws, Hiroko Yoda and Matt Alt ; illustrations by Yutaka Kondo
- Ninjas, masters of stealth and secrecy, Patricia Dawson
- A team divided, by Tracey West. The search for Zane / Kate Howard
- Don't mess with the ninja puppy!, by Nancy Krulik ; illustrated by Sebastien Braun
- Ninja, by Jim Ollhoff
- El ataque de las ranas ninja, por Ursula Vernon
- Lego Ninjago masters of Spinjitzu
- Epic fail, Kevin Serwacki, Chris Pallace