Incoming Resources
- Life as a ninja, an interactive history adventure, by Matt Doeden
- Ninjas, Rupert Matthews
- Ninja, Gail Terp
- You wouldn't want to be a ninja warrior!, a secret job that's your destiny, John Malam ; illustrated by David Antram
- Ninjas!, skilled and stealthy secret agents, Kelly Doudna
- Ninja attack!, true tales of assassins, samurai, and outlaws, Hiroko Yoda and Matt Alt ; illustrations by Yutaka Kondo
- Where in the world can I ... become a ninja?, Shawn Brennan, writer
- Ninja, by Sean McDaniel
- Ninja, by Jerry Craven ; illustrated by Jean Dixon