Ruby sets out to learn her own secret skill at Master Willow’s School for Ninjas in this charming picture book that celebrates confidence, creativity, and kin

When Ruby's homesickness spreads to other students at Master Willow's School for Ninjas, she uses all of the skills she has learned to help them feel better. In

Summary Secrets of the Javascript Ninja takes you on a journey towards mastering modern JavaScript development in three phases: design, construction, and mainte

For centuries, mystery has surrounded the lives of Japan's legendary ninja, the ingenious and deadly spies that were feared and revered by all. More Secrets of

Pack your bags and grab your gear: you're going to Ninja Camp! Listen closely to the ninja master, who will teach you everything you need to know to become a ni