Energía del viento

Provides The History Of Biofuels, Different Uses, Positive And Negative Characteristics, And How They Will Impact The Future.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Este libro tiene 40 páginas para colorear sin estrés, para reducir la frustración y mejorar la confianza. Este libro ayudará a los niños muy pequeños a desarrollar el control del lápiz y ejercitar sus habilidades motoras finas

Describes the life of a baby seal, from birth with fur so wet it looks yellow, through molting and learning to swim and hunt, to setting off into the open sea.

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. This primary source book focuses on the creation of the Transcontinental Railroad. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information and primary source maps, images, and...

Simple text and photographs introduce USDA's MyPlate tool and present healthy fruit options for children.