Obedecer las reglas

¿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.

Summarizes how water changes from a solid to a liquid and back again, and introduces related facts such as that water freezes at thirty-two degrees Fahrenheit and that ice floats.

Yendo un paso más allá de historias bíblicas, este libro a todo color anima a los niños de 5 a 8 años de edad, a detenerse y pensar en el significado de cada oración presentada. Más de cinco docenas de oraciones se incluyen en divertidas historias y son acompañadas con ilustraciones y diseños a todo color. For the first time in Spanish, this devotional book encourages children ages five to eight to stop and think about the meaning of more than five dozen Bible stories. Devotions are drawn from the breadth of scripture and are brightly illustrated for young readers’ pleasure.

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

La brillante y conmovedora historia del pueblo estadounidense para lectores de escuela intermedia y secundaria, ahora revisada y actualizada para el centenario del nacimiento de Howard Zinn. La historia del pueblo de Estados Unidos para jóvenes cuenta las historias de obreros, personas esclavizadas, inmigrantes, mujeres, personas negras, latinoamericanos, asiaticoestadounidenses, indígenas estadounidenses y otros que comúnmente son excluidos de libros de texto pero que constituyen parte de la fuerza impulsora de la historia de nuestra nación. Comenzando con un vistazo a la llegada de...

Computer science is all around us, at school, at home, and in the community. Anyone can learn computer science, even at the elementary school level. This book delves into essential computer science concepts using age-appropriate language and colorful images. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience. The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.