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

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

doubling

Books about doubling for readers of all ages.

Double the Ducks (Math Start)

Stuart J. Murphy

Ages 4–7multiplicationmath concepts