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Big Blue

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Kye knows everything there is to know about whales, and dreams of swimming with a blue whale. When she travels to Mexico with her mother, Kye is closer to her goal than ever. Will her wish of swimming with Big Blue come true?

Big Blue

Older Than the Stars

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In a way, we are all as old as the universe itself. In fact, every bit of every one of us was created in the Big Bang, billions of years ago.



Stunning illustrations and lively verse tell the story of the cosmic connections that tie human beings to the beginning of the universe. Simple, informative prose provides additional facts.

Older Than the Stars

Our Seasons

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A series of light-hearted haikus combines with clear, scientific prose to present an informed and appealing introduction to the seasons. The science is conveyed in a question-and-answer format, with each season answering a question about weather, the natural world, and the physical effects of the seasons. Topics include wind, water vapor, frost, humidity, and more.

Our Seasons

Turtle, Turtle, Watch Out!

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Sea turtles face many dangers as they grow, eat, travel, and breed. In this dramatization of one female turtle's challenges, acclaimed nature writer April Pulley Sayre highlights the role that humans have in helping this endangered species.



Previously published, this story has been re-illustrated by Annie Patterson. Information on sea turtle conservation efforts and the seven species of sea turtles is included.

Turtle, Turtle, Watch Out!

Platypus, Probably

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What has a bill like a duck's and the body of a beaver? A platypus, probably. Engaging text follows a female platypus through her life, while sidebars offer in-depth information about this unique monotreme and her environment. Vivid, accurate illustrations capture the wonder of this amazing creature.

Platypus, Probably

Animals in Camouflage

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Meet seven animals that use camouflage to hide from both predators and prey. We meet each creature, hidden in its natural habitat, with a short poem that provides clues about the animal's identity.

Animals in Camouflage

The Bumblebee Queen

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A bumblebee queen only lives one year, but in that short time she can create colonies of hundreds of bees. Follow one queen as she finds a nest, gathers nectar, lays eggs, and tends her colony through spring, summer, and fall.

The Bumblebee Queen

Meet the Meerkat

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TumbleBooks has partnered with National Geographic to provide our Tumblers exciting new content! Now, you can read all about Meerkats in the TumbleBook, then click on the Video link to watch the National Geographic Kids! Video about Meerkats!



A series of questions and answers introduce children to the life and habitat of Little Meerkat. Scientifically accurate illustrations make these exotic animals accessible to young readers.

Meet the Meerkat

Animals: Black and White

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Find the answers to seven black-and-white riddles in a beautiful book of nature's bold designs! What cuddly giant loves to chew bamboo? What mammal swims with its friends in a school? What bird "flies" gracefully through the water?

Animals: Black and White

The Circulatory Story

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Simple, humorous text and comic illustrations explain the basics of the circulatory system--the systemic, pulmonary, and coronary circuits. Readers follow a red blood cell on its journey through the body, and in the process learn how the body combats disease, performs gas exchanges, and fights plaque.

The Circulatory Story