Skip to main content
Cover for Treemendous


Diary of a Not Yet Mighty Oak

Bridget Heos, Mike Ciccotello (Illustrator)


List Price: 17.99*
* Individual store prices may vary.

Other Editions of This Title:
Library Binding (3/9/2021)


This adorable picture book illustrates the life of a tiny acorn growing up to be a tall oak tree. A wonderful introduction to nonfiction for curious, nature-loving kids!

Hello, world! This little acorn is so excited to grow!

Told in the diary entries of an acorn, this picture book follows a young acorn and its long life as an oak tree, from being buried by a squirrel to towering over other trees. The text communicates the basic science simply and with humor, and the illustrations up the fun factor! Parents will love the sweet story and charming illustrations, and teachers and librarians will love the extra resources at the back.

Praise For Treemendous: Diary of a Not Yet Mighty Oak

"Expressive digital illustrations by Ciccotello portray the acorn and its brethren with facial features, while clearly depicted root systems and labeled diagrams give the art an educational heft that’s just right for new nonfiction readers.” —Publishers Weekly

Crown Books for Young Readers, 9780525579366, 40pp.

Publication Date: March 9, 2021

About the Author

Bridget Heos is the author of more than one hundred children's fiction and nonfiction books, including the Children's Choice Award-winning Mustache Baby series. She visits schools around the country to get kids excited about reading and writing. In quieter moments, she enjoys finding nature in the city with her kids. Visit her at

Mike Ciccotello will never grow up to be an oak tree, but he did grow up in Westmont, New Jersey--a town with many oak trees and acorns. There were so many acorns that kids couldn't help but make crunching sounds as they walked to school. Mike is the creator of the picture book Twins. He lives with his wife and twin boys by the beach in New Jersey. Visit him at