El Canguro Gigante

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...

Climb aboard for a journey into the world of trains! In this fascinating, Spanish-translated nonfiction title, readers learn about the history of trains, the different uses for them, and the different types and parts including freight cars, box cars, passenger cars, and the caboose. With detailed photos, informative text, and intriguing facts, this book will have readers delighted from cover to cover! This 6-Pack includes six copies of this title and a lesson plan.

Nos abrazamos, besamos y acurrucamos cuando estamos enamorados. Queremos estar siempre cerca de quien nos gusta y hasta le hacemos regalos a esa persona tan especial. Todo esto también cuenta para los animales, ¡pero no solo eso! Ellos, además, tienen un sinfín de extraños comportamientos que te dejarán boquiabierto: persecuciones, trompazos, coreografías y triquiñuelas son solo algunas de las cosas que los animales hacen para cortejar a sus parejas y lograr quedarse con ellas. Después de leer este libro, probablemente te preguntarás si acaso todo vale en el juego del amor. ¡Así...

Besides oil, Texas has long been associated with cattle and agriculture. Learning about these industries will allow readers understand how valuable their development is to the growth of the state of Texas, as well as America's economy.