Energía solar

GRADES K–2: Bring Spanish into the classroom! Introduce early elementary students to the topic of sound waves with this science-themed Spanish title. FEATURES: Kids will learn about how we send and recieve sound waves and complete an activity that supports further comprehension. EARLY BILINGUAL LITERACY: Help young learners strengthen their bilingual skills—add the English version of this title into your collection, too. WHY MY PHYSICAL SCIENCE LIBRARY: This collection introduces a variety of science topics while presenting complicated information in easy-to-understand language and...

GRADES PK–2: This 16-page Spanish title (8'' x 8'') introduces early readers to the leopard—what they eat, why they climb trees, and how far they can jump! FEATURES: Simple Spanish text and vivid photos present fascinating facts about an amazing African animal. Comprehension questions are included to advance learning. EARLY BILINGUAL LITERACY: Help young learners strengthen their bilingual skills—add the English version of this title into your collection, too. BUILD A LIBRARY: Collect every title from the collection to stock your home or classroom library. Reading together is a great...

GRADES PK–2: This 16-page Spanish title (8'' x 8'') introduces early readers to the spotted hyena: how they find food, interact with social groups, and more! FEATURES: Simple Spanish text and vivid photos present fascinating facts about an amazing African animal. Comprehension questions are included to advance learning. EARLY BILINGUAL LITERACY: Help young learners strengthen their bilingual skills—add the English version of this title into your collection, too. BUILD A LIBRARY: Collect every title from the collection to stock your home or classroom library. Reading together is a great...

Discover The Life Of The Inventor Alexander Graham Bell, Who Among Other Things, Invented The Telephone.

Jonnhy vuelve de la guerra. En su pueblo todo el mundo le recibe como a un héroe. pero un día, Jonnhy reúne a todos para contarles su experiencia en el campo de batalla. La guerra no es un espectáculo que echan por la tele. Los "malos" o los "buenos" son conceptos relativas y en realidad, todo el mundo tocado por la guerra, es una víctima.

El carácter de Kolmogórov se forjó en una época de revoluciones sociales y guerras mundiales. Vivió el estalinismo, la posterior rectificación de errores y el inmovilismo que luego daría paso a la perestroika. Aunque siempre se consideró a sí mismo un matemático puro, una parte esencial de su obra fueron sus investigaciones aplicadas a otras ciencias. Sus esfuerzos estaban regidos por una idea clara - discernir las diferencias y similitudes entre orden y caos. Mucho más que cualquier otro matemático, amplió los dominios y la comprensión humana del azar. Reinó en una escuela...

The idea of the Roaring '20s conjures up images of speakeasies, women with short, saucy hairdos, and hot jazz. Readers will learn about the historical events that define this decade, including the devastating war that preceded it. An explanation about project-based learning will help readers understand how it can help them research their topic in unique and interesting ways. Constructive suggestions offer ideas for projects, while encouraging readers to take their studies in new and interesting directions.