You haven’t changed a bit!Living fossils, or modern-day animals that very closely resemble their ancient relatives. Meet the coelacanth, horseshoe crab, dragonfly, tuatara, nautilus, and Hula painted frog. All are living fossils. Why have they changed so little over time, while other animals evolved or went extinct? Using contrasting "then" and "now" illustrations, veteran nonfiction writer Caroline Arnold alternates between a prehistoric creature in its native environment and its ...

Inspired by the logs of a female lightkeeper who kept the light shining through the fog following the 1906 San Francisco earthquake, award-winning author Caroline Arnold and illustrator Rachell Sumputer’s adventurous story captures an important piece of American history.Juliet Fish Nichols is the keeper of the light on Angel Island in the San Francisco Bay Area. Her foe? The fog. Day and night—summer, fall, winter, spring—she must keep the light shining and the fog...

A growing body of fossil findings - of dinosaurs with feathers - have finally cemented the bird-dinosaur connection. This book presents new and old evidence of how these ancient creatures are related to modern birds.

Describes the development of a baby giant panda to its maturity.

Kindergarteners learn the joys of gardening in this close-up look at how plants grow.A visit to Mrs. Best's classroom is always inspiring! Follow a classroom of real kindergartners as they grow a garden full of healthy vegetables. Joyful photographs show kids planting seeds, tending the seedlings, and harvesting (and eating!) the results. An exciting introduction to the math and science involved in growing a garden.The Life Cycles in Room 6 series follows M...

Kindergarteners learn the joys of raising butterflies from egg to adult in this close-up look at the insect life cycle.A visit to Mrs. Best's classroom is always inspiring! Follow a classroom of real kindergartners as they participate in a popular classroom activity: raising butterflies. Astonishing photographs show the life cycle of the painted lady butterfly, from egg to caterpillar to chrysalis to adult. Engaging text captures the children's wonder and explains ...

Kindergarteners learn the joys of hatching chicks from egg to coop in this close-up look at how chickens grow.A visit to Mrs. Best's classroom is always inspiring! Follow a classroom of real kindergartners as they participate in a popular activity: hatching chicks. Astonishing photographs show the life cycle of a chicken, from incubating eggs, watching them hatch, and raising the chicks until they are old enough to return to the chicken coop.The Life Cycles in Room 6 series...

One hundred million years ago, the skies were filled with enormous flying reptiles! With wings spans up to nearly forty feet, pterosaurs were the dominant life form on earth. Learn more about these incredible creatures and the world they inhabited.

Describes the development of a baby penguin to its maturity.

The arctic wind howls, but the two polar bear cubs are warm inside their den. They snuggle tight against their mother and drink her milk. Three months later, they tumble outside for their first walk in the snow. Bundle up and find out what happens in a polar bear's world.

Describes the development of a baby zebra to its maturity.

The skeletal system is made up of about two hundred and six bones. But what exactly is a bone? And how do bones help your body function? Explore the skeletal system in this engaging and informative book.