Las cadenas alimentarias en el desierto (Desert Food Chains)

Even the smallest tide pools are actually entire ecosystems! The creatures that call a tide pool home are connected through food chains that represent the passing of energy from one living thing to another. Readers discover how these unique food chains all come together as they view a helpful tide pool food web. Fun fact boxes accompany informative text about life in a tide pool. Detailed photographs of tide pool ecosystems introduce readers to a variety of cool creatures.

Go for the goal with this text, which examines fascinating female sports heroes who’ve proved to the world that gender is no barrier to athletic success. Readers will delight in learning about the lives of Mia Hamm, Wilma Rudolph, and the Williams sisters, as well as other important women who’ve broken barriers in sports. Readers will be inspired to pursue a career in athletics after learning about how others have achieved success in spite of great obstacles. The biographical nature of the text supports social studies curricula, and fact boxes and a comprehensive timeline provide...

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of conditionals. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how conditionals work in the real world. In this book, readers will learn what laws are and what happens if you break them. This nonfiction book is paired with the ...

Escasas son las noticias que nos han llegado acerca de Apolonio de Rodas, poeta griego de la epoca alejandrina. Sabemos de el que nacio hacia el ano 300 a.C. en Alejandria, donde fue director de la famosa biblioteca y preceptor del heredero del trono. En Las argonauticas, poema epico en cuatro cantos, relata Apolonio las aventuras de Jason y los argonautas en busca del vellocino de oro, una de las fabulas mitologicas mas conocidas de la Antiguedad.

Del recodo del camino es un conjunto de cincuenta mini textos trabajados sobre bases simblicas como caminos, viajes, recodos, que aluden al proceso de vida, porque qu otra cosa es la vida sino un viaje que se transita por un camino de muchos recodos que empieza con el nacimiento y termina ineludiblemente con la muerte? Pero ms que uno lineal y pasivo, este viaje es especial, es dinmico, brusco, cambiante, a veces sinuoso, a veces en espiral, y aun as, aunque cada uno de nosotros viaje por su propio camino, todos avanzamos hacia una sola meta. Siempre hacia adelante. No hay forma de evitarlo....

Introduce students to the natural ways that the Earth is constantly changing. This Spanish-translated book includes engaging, primary source documents and images that keep students reading as they build their literacy skills and social studies content knowledge. Informational text features help students navigate the text.