¡Cuenta conmigo! La feria de la escuela

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

¿Cuáles son algunas de las cosas que nosotros podemos aprender sobre los animales tomando en cuenta la forma de sus bocas o picos? ¿Qué podemos deducir sobre los animales con dientes filosos comparados con los que tienen dientes largos y planos? ¿Existen algunos animales sin bocas? En esta secuela sobre las series de Adaptaciones de animales, la galardonada fotógrafa y educadora naturalista Mary Holland comparte las fascinantes bocas de los animales con los lectores de todas las edades.

With simple examples that are easy to relate to, this basic review of some of the building blocks of economics will help readers easily grasp the concepts. With language that is conversational without being too casual, readers are engaged throughout as they learn about not only these basic concepts but how they fit into the whole economic scheme of things, such as where goods come from. Readers will learn about the three factors of production, as well as what happens when resources are lacking and how that influences the entire economy.

The London Eye opened on March 9, 2000. Although it hasn't been there long, the London Eye has already become an iconic symbol of London. No trip to London is complete without a visit to the London Eye! Learn about the history and creation of Europe's tallest observation wheel as you build your arithmetic skills! This Spanish math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning math relevant and fun. Text features include a table of ...

Escritor, viajero y diplomático en Londres y Madrid, enemorado de Europa y sus viejas tradiciones, en particular de la mítica Al-Andalus, Irving nos ofrece en este volemen una luminosa biografía de Mahoma nacida de su conocimiento del mundo árabe y de la lectura del texto del historiador Abulfeda hallado en la biblioteca del convento de San Isidro de Madrid...