Nikolski

There are many steps in the nitrogen cycle that include difficult concepts and words: denitrification, prokaryotes, ammonia, and more. With the help of this understandable book, even struggling readers will grasp this cycle of nature. Low-level language, fact boxes, and an extended glossary provide readers with essential vocabulary explanations that allow them to further understand each step of the cycle. Full-color diagrams aid readers' comprehension as they move through the cycle from start to finish, and then around again.

Learn all about the incredible things your heart, lungs, arteries, and circulatory system do and how to keep them healthy and strong! With vibrant images and informational text in conjunction with supportive diagrams and stimulating facts, this Spanish-translated nonfiction title introduces readers to basic biology and vocabulary. This 6-Pack includes six copies of this title and a lesson plan.

There are many kinds of grass, but when most people think of this green plant, they think of the kind found in backyards and parks. Grass is like many other plants with its roots, leaves, and needs of soil, water, and sun. Young readers find out that acres of grass come from the tiniest of seeds. With this knowledge, they'll never look at someone mowing the lawn in the same way again. Full-color photographs closely correlate with the accessible narrative, which is written especially for emerging readers.

An illustrated survey of the history and customs of the native North Americans who were members of hundreds of different tribes with varying lifestyles over the centuries.