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

biology

Books about biology for readers of all ages.

Cover of Best milk

Best milk

Carothers, Kate RN

Ages 2–6breastfeedingfamily

Cover of The Nervous System

The Nervous System

Darlene R. Stille

Ages 6–9human bodyscience

Cover of Microlife

Microlife

Anna Claybourne

Ages 7–10sciencediscovery

Cover of National Geographic Readers

National Geographic Readers

Rose Davidson

Ages 6–10natureanimals

Cover of Cells, Heredity, and Classification

Cells, Heredity, and Classification

Ages 12–15sciencebiology

Cover of Sleep Is for Everyone

Sleep Is for Everyone

Paul Showers

Ages 4–8sleepbiology

Cover of Birds Usborne Discovery

Birds Usborne Discovery

Gillian Doherty, Gillan Doherty

Ages 6–12natureanimals

Cover of Rand McNally Biology encyclopedia

Rand McNally Biology encyclopedia

Hans Christian Andersen

Ages 8–14sciencenature

Cover of From Cells to Heredity

From Cells to Heredity

Ages 12–15sciencebiology

Cover of Does It Fart?

Does It Fart?

Nick Caruso, Dani Rabaiotti

Ages 7–14animal behaviorscience curiosity

Cover of The Nervous System (Body Systems)

The Nervous System (Body Systems)

Susan Heinrichs Gray

Ages 7–11human bodyscience

Cover of Animals

Animals

David Burnie

Ages 7–14naturescience

Cover of Straight hair, curly hair

Straight hair, curly hair

Augusta R. Goldin, Augusta Goldin

Ages 6–9human diversityscience

Cover of A drop of blood

A drop of blood

Paul Showers

Ages 5–9human bodyscience

Cover of Outside and Inside Snakes

Outside and Inside Snakes

Sandra Markle

Ages 5–10natureanimals

Cover of Platypuses

Platypuses

Sara Louise Kras

Ages 4–8animal adaptationsnature

Cover of Human Biology and Health (Prentice Hall Science Explorer)

Human Biology and Health (Prentice Hall Science Explorer)

Padilla, Maioulis, Cyr

Ages 12–15human body systemshealth

Cover of Ensminger's Equine Science

Ensminger's Equine Science

M. Eugene Ensminger, C. J. Hammer

Ages 14–18animal sciencebiology

Cover of Life Science

Life Science

Ages 12–15sciencenature

Cover of Human Biology and Health (Prentice Hall Science Explorer)

Human Biology and Health (Prentice Hall Science Explorer)

Michael J. Padilla, Ioannis Miaoulis, Martha Cyr

Ages 9–12human bodyhealth

Cover of Microorganisms, Fungi, and Plants (Holt Science & Technology)

Microorganisms, Fungi, and Plants (Holt Science & Technology)

Ages 12–15sciencenature

Cover of A little book of slime

A little book of slime

Clint Twist

Ages 7–12naturebiology

Cover of Life Cycle of Fish (From Egg to Adult)

Life Cycle of Fish (From Egg to Adult)

Louise Spilsbury, Richard Spilsbury

Ages 7–12life cyclesnature

Cover of Human Health and Disease (Watts Library)

Human Health and Disease (Watts Library)

Ages 9–12health and wellnessscience