El gran libro de las matemáticas del Ogro feroz

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated title. The easy-to-read informational text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War, including slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the...

¿Qué significa migrar? Descubra qué animales migran y por qué migran a través de fotografías detalladas y texto simple. What does it mean to migrate? Discover which animals migrate and why they migrate through detailed photographs and simple text.

Phoenix sueña con conocer el mundo que hay más allá de los altos muros que protegen su aldea. Un día, decide incumplir las normas y abandona su hogar para adentrarse en el bosque mágico del cual tantas leyendas ha escuchado. Pero su viaje prohibido tiene consecuencias fatales para su hermano Xander: cuando Phoenix regresa a la aldea, descubre que su hermano se ha convertido ¡en un horrible zombi!

Introduces young readers to the tyrannosaurus rex, examining its physical characteristics, eating habits, and extinction.