Browse Top Lists Blog Fern Picks About

Loading...

Firefly & Fern

The right book changes everything.

Independent book recommendations for young readers ages 0-18.

Discover

Browse
Fern Book Finder
Top Lists
New Arrivals
Age Groups

Resources

Blog
Age Guide
Newsletter

Company

About
Contact
Privacy
Terms

2026 Firefly & Fern. All rights reserved.

Firefly & Fern is an independent platform. We are not affiliated with any publisher. We use affiliate links — when you buy through our links, we may earn a small commission at no extra cost to you.

Theme

ninja training

Books about ninja training for readers of all ages.

Cover of Speed

Speed

Tracey West

Ages 8–14ninja trainingperseverance

Cover of The Green Ninja

The Green Ninja

Tracey West

Ages 7–11heroismadventure

Cover of Naruto 5

Naruto 5

Masashi Kishimoto, Frances Wall

Ages 10–16perseverancefriendship

Cover of Naruto 5

Naruto 5

Masashi Kishimoto, Frances Wall

Ages 10–16perseverancefriendship

Cover of Lego Ninjago

Lego Ninjago

Greg Farshtey

Ages 7–12teamworkcourage