Book Series · 9 Books

I Wonder Why Books

In order from I Wonder Why Stars Twinkle to I Wonder Why Triceratops Had Horns.

Where the story begins

First Book in the Series

Sale price

$1498

Book #1 · Picture Book · Ages 5–7 · 1993

I Wonder Why Stars Twinkle

By Carole Stott, Marie-Eve Tremblay (Illustrator)

Uncover space's secrets: stars, suns, and potato-like moons await.

32 pages

$15.99Save 6%

Summary: Curious about the cosmos? Dive into a world of wonders with questions like 'What are stars made of?' and 'Which planet's moons resemble potatoes?' This engaging book, filled with vibrant illustrations, offers bite-sized answers to ignite young imaginations and satisfy their thirst for space knowledge. Perfect for budding astronomers eager to explore the universe's mysteries.

The complete set

I Wonder Why Series

9 books · Published 1993–2024

Sale price

$1498

I Wonder Why Stars Twinkle

Picture Book · Ages 5–7 · 1993

Uncover space's secrets: stars, suns, and potato-like moons await.

Sale price

$1498

I Wonder Why The Sun Rises

Picture Book · Ages 5–7 · 1996

Discover why the Sun rises and explore time's mysteries in a vibrant journey.

Sale price

$1195

I Wonder Why Stalactites Hang Down

Picture Book · Ages 5–8 · 2003

Discover the mysteries and wonders hidden within caves and caverns.

Sale price

$1498

I Wonder Why the Sea Is Salty

Picture Book · Ages 5–7 · 2023

Uncover ocean mysteries and surprising sea facts in a captivating Q&A journey.

Sale price

$1498

I Wonder Why Camels Have Humps

Picture Book · Ages 5–7 · 2023

Discover surprising animal secrets in a fun Q&A format.

Sale price

$1498

I Wonder Why Snakes Shed Their Skin

Picture Book · Ages 7–9 · 2024

Why do reptiles have such bizarre behaviors? Discover the secrets behind their unique traits.

Sale price

$1498

I Wonder Why The Wind Blows

Picture Book · Ages 5–9 · 2024

Discover why the wind blows and other natural wonders in this engaging Q&A book.

Sale price

$1498

I Wonder Why Triceratops Had Horns

Picture Book · Ages 5–7 · 2024

Uncover dinosaur mysteries and surprising facts in this engaging Q&A adventure.

Sale price

$1498

I Wonder Why Leaves Change Color

Picture Book · Ages 5–7 · 2024

Discover why leaves change color and other plant mysteries.

Good to know

Common Questions

How many books are in the I Wonder Why series?

There are 9 books in the I Wonder Why series. It began with I Wonder Why Stars Twinkle in 1993, and the newest book, I Wonder Why Triceratops Had Horns, was published in 2024.