Describes the pterosaur and discusses how its physical features helped it survive.

An introduction to the lungs and how they function.

Carolyn's parents did not, after all, make genomics history by synthesizing her genome in a lab. She has known she is the "Human Hoax" ever since a high school genetics exercise revealed she has trisomy X-a chromosomal abnormality-yet no synthetically constructed genome would have such clear traces of natural conception. Many years later, as molecular biologist, she hopes her colleagues never learn of her embarrassing origins. But when someone ransacks...

Buen trabajo: La vida de las plantas (Good Work: Plant Life) builds critical literacy skills with this exciting Spanish-translated nonfiction reader. Keep your students at the edge of their seats with fascinating content that will engage them from the first page to the last. Focusing on what plants need to live and thrive, this informational text features simple phrases, exact text-to-image relationships, vivid photographs, and large font to encourage...

Objects are not all alike. They have different shapes! You can use shape to sort objects into groups. Simple text and vibrant illustrations will engage early readers and aid comprehension. List of sight words. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.

Flip through the pages of this book and explore microorganisms! With a brief history of how microorganisms were discovered, vibrant, clear images and charts, and easy-to-read text, readers will be excited to learn about things like bacteria, archaea, protista kingdoms, and fungi. To assist in creating an exciting and engaging reading experience, a simple and captivating experiment is included!

Many scientists have dedicated their lives to finding out how cells work. In this appealing book, readers will learn about scientists whose research on cells has made a big impact on the world of science. Robert Hooke, Joan Wright Goodman, Mathias Schleiden, Hans Krebs, Gerty and Carl Cori, Rita Levi-Montalcini, Stanley Cohen, and Elaine Fuchs are some of the inspiring scientists that are featured, as well as such topics as cell theory and DNA. The...

Los científicos están aprendiendo a mantener secas a las personas en climas húmedos. Buscan respuestas en plantas y animales. Han aprendido que cuando se trata de mantenerse secos, ¡la naturaleza sabe más! Creado en colaboración con la Institución Smithsonian, este libro de STEAM despertará la curiosidad sobre los temas de STEAM a través de ejemplos del mundo real. Presenta un desafío STEAM práctico que es perfecto para espacios de creación...

How can a leaf become a fish? Join two young children and their dads to find out, as they observe life in and around a stream. Energetic collage art and simple, lyrical text depict the ways plants and animals are connected in the food web. Back matter provides information about the trout life cycle as well as conservation efforts that kids can do themselves. It's a natural choice for Earth Day.

Objects are not all alike. They have different sizes! You can use size to sort objects into groups. Simple text and vibrant illustrations will engage early readers and aid comprehension. List of sight words. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.