Desafíos matemáticos

George W. Bush grew up in a prominent political family in Texas. After serving as Texas governor, Bush followed his father's footsteps in becoming President of the United States. This Spanish-translated biography allows readers to discover the life of George W. Bush and explore some of the impacts he made as president through acts like No Child Left Behind. Readers will also learn of the many unexpected challenges Bush faced, such as the al-Qaeda attack on September 11, 2001, the War on Terror, and the Iraq War. The engaging facts, vibrant images, and supportive text work in conjunction with...

It was known as the age of the dinosaurs, but other fascinating creatures roamed the Earth at the same time. Learn about lesser-known animals from the prehistoric era that are no less fascinating! Students will be engaged in reading about ancient animals like Gigantopithecus, Titanoboa, Megalodon, and more as they develop their skills at reading and writing numbers. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make...

De forma suave, sin estridencias, con sensibilidad, mimo y fino sentido del humor, Ibrahim Aslán (una figura central de la ficción egipcia contemporánea) narra, en esta obra publicada en Egipto en 1992, la vida cotidiana de una oficina de Correos de El Cairo durante el turno de noche a través de sucesivas estampas: los empleados (entre ellos el narrador, en el que podemos ver un reflejo del propio autor), su labor repetida diariamente, la mujer que envía un telegrama al hombre al que ya no ama, la llamada a la oración, el té ardiendo, la correspondencia que circula de Oriente a...

Why do continents matter? From economics to weather science—and everything in between—knowing the characteristics of the continents expands readers’ perspectives in every school subject. This fundamental information is a building block of many future lessons and an essential part of elementary education. This book presents a focused, clear, age-appropriate look at Earth’s continents that young readers are sure to find both informative and interesting. This volume is also packed with colorful maps that are labeled and explained to foster young readers’ comprehension of this important...