John Muir

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

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

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

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning addition easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving...

El Zoológico Nacional Smithsonian es una de las atracciones más populares de Washington DC. Únete a los cuidadores del zoológico y aprende sobre los problemas únicos que enfrentan y sus soluciones creativas para mantener felices y saludables a los animales del zoológico. Creado en colaboración con la Institución Smithsonian, este libro en español 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 y que guía a los estudiantes paso a paso a través del proceso de...

The eccentric millionaire, Pichicato Ramírez, loves to collect rare items but he goes too far when one day he makes a terrible deal that effects the entire town of Olotlán, including his nephew, Jacinto. Will Pichicato Ramírez learn that people are more important than collecting things.

This collection of four titles approaches the four essential ethical topics of the virtues of listening, prudence, patience, and effort. Each of these virtues is highlighted through illustrated mini stories so children can understand the importance of nurturing and strengthening them in themselves and in others.