La fuerza y el movimiento (Forces and Motion)

Understanding light and color might seem impossible, but if readers already know the colors of the rainbow, they're part of the way there. Including the light spectrum, wavelengths, and other key concepts, this book tackles light and color for those falling behind in class because of their reading skills. The main text is written with these struggling readers in mind, accompanied by full-color photographs and diagrams to aid understanding. An extended glossary introduces and explains all the vocabulary readers need to continue learning about light and color.

En 1827, veintitrés años después de la muerte del gran filósofo alemán, apareció en Blackwood’s Magazine el texto Los últimos días de Emmanuel Kant, de Thomas De Quincey, como parte de una serie titulada Galería de clásicos de la prosa alemana, y con el paso del tiempo este pequeño ensayo se ha convertido en una joya literaria con una peculiar fuerza de atracción, pues con razón se ha considerado a De Quincey el mejor prosista inglés del siglo XIX. Tres son los personajes principales con los que se topa el lector en este estudio biográfico: uno de ellos es, indudablemente,...

A fierce ogre finds that children are becoming too smart for him to catch and eat. Instead, he passes his time writing arithmetic problems to challenge the children.

Conocae Francisco. Nacido Jorge Mario Bergoglio en Buenos Aires, Argentina, Francisco es el primer Papa de las Amaericas. aEl es tambiaen el primer Papa para reemplazar uno de estar!

This Spanish-translated nonfiction title gives children an in-depth look at what a career as a police officer is like. Readers will learn about various aspects of life as a police officer--from being accepted into the academy to keeping streets safe. Readers will learn what a typical day in the police academy is like as well as a day in the field as an officer. Through helpful charts and diagrams and colorful images in conjunction with informational text and stunning facts, readers discover important aspects of keeping communities safe, including what's inside the patrol car, K-9 units,...