A simple, vibrant board book series introducing the littlest readers to the wonders of the natural world.

Series Activity Sheets

Curious About Birds

Simple and clear descriptions of how birds look, where they live, what they eat, and how they move around make this first title in the Discovering Nature series a dependable and informative beginning resource for learning about birds.

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Curious About Mammals

Educator and author Cathryn Sill introduces very young children to basic facts about mammals with the help of beautifully detailed illustrations from noted wildlife illustrator John Sill.

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Curious About Insects

Perfect for the littlest bug buffs, this board book offers a first glimpse into the natural world of insects. 

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Coming Fall 2021

Curious About Fish

A simple, realistic first glimpse into the natural world of fish.


Forthcoming Books:

Curious About Turtles (Spring 2022)

Curious About Snakes (Fall 2022)

Curious About Lizards (Spring 2023)

Meet the Author

Cathryn Sill, a graduate of Western Carolina University, was an elementary school teacher for thirty years. She lives in North Carolina.

Meet the Illustrator

John Sill holds a BS in wildlife biology from North Carolina State University. Combining his knowledge of wildlife and artistic skill, John has achieved an impressive reputation as a wildlife artist and received several awards. He lives in North Carolina. You can visit his website here.