Combining biographical information with vivid illustrations and photographs, an introduction to five noted explorers tells the stories of Mae Jemison, Esteban, James Beckwourth, Jean Baptiste Pointe duSable, and Matthew Henson

Accessible text describes the early lives and notable achievements of Susan McKinney Steward, the first black female doctor in New York State; George Washington Carver, the world-famous agricultural scientist; Ernest Just, a marine biologist; Percy Julian, an outstanding chemist; and Shirley Jackson, a nuclear physicist

This book introduces young readers to tiny life on the ground. Colorful photos and simple text encourage children to read on thier own as they learn about the different types of helpful and harmful tiny life on the ground, such as bacteria and fingus

This book introduces young readers to tiny life in a puddle

This book introduces young readers to tiny life on plants

From friendly dolphins to giant pandas, from icebergs and glaciers to energy from the sun, from magnets to solids, liquids, and gases, Rookie Read-About Science is a natural addition to the primary-grade classroom with books that cover every part of the science curricula. Includes: animals, nature, scientific principles, the environment, weather, and much more!

Вторая оценка охватывает более 140 трансграничных рек, 25 трансграничных озер и около 200 трансграничных подземных вод. Она представляет анализ трансграничных водных ресурсов