Trayectoria de choque: Los asteroides y la Tierra (Collision Course: Asteroids and Earth)

�Qu� pasar�a si te encontraras a un beb� b�ho en tu patio? �Sabr�as qu� hacer? �D�nde ir�as a pedir ayuda? �nete junto con Madie y Max mientras aprenden una valiosa lecci�n sobre un peque�o b�ho perdido en El rescate del beb� b�ho. El par de hermanos s�lo quer�an jugar beisbol. �Nunca esperaron encontrarse cara a cara con un animal salvaje! Esta historia nos recuerda a todos que vivimos en un mundo rodeados de animales salvajes, y esos animales se merecen nuestro respeto y tenemos que ser cautelosos.

This very simple book about garter snakes combines familiar with fun. Readers will learn about this favorite common reptile while strengthening reading skills and being wowed with great photographs. Translated by native Spanish speakers--and immersion school educators. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Junior is an imprint of Abdo Kids, a division of ABDO.

The crustacean subphylum can be broken down into decapods, amphipods, copepods, and other types. This title offers readers from grades one through four comparisons between the needs and roles of different crustaceans, which will allow readers to understand the subphylum’s importance. Readers will recognize and expand their knowledge about familiar species like the lobster and the shrimp, while being introduced to the likes of the wood louse and zooplankton. Dynamic photography and methodically organized information will help readers examine the many sizes, types of limbs, and other features ...

Esta obra reúne textos escritos por Andrés Lira sobre el exilio español y los maestros de ese exilio, como: José Medina Echavarría, José Miranda, Ramón Iglesia, Juan Antonio Ortega y Medina, Eugenio Ímaz y José Gaos, quienes han formado parte tanto de la Universidad Nacional Autónoma de México como de El Colegio de México.