Matemáticas en el cinturón de asteroides (Math in the Asteroid Belt)

When many think of the Constitution, they think of the Founding Fathers: Thomas Jefferson, John Adams, Benjamin Franklin...but neither Jefferson nor Adams even signed it. Facts like this will surprise readers, while further information will enlighten them about both the crucial document called the U.S. Constitution as well as about its creation and ratification. This essential volume is a significant addition to any elementary social studies collection.

Para un aprendizaje progresivo del frances en un curso de 60 a 80 horas. En un mismo volumen el alumno tendra el Libro del alumno y el Cuaderno de ejercicios ademas de los CD audios. El libro contiene 6 unidades con actividades en contexto, vocabulario, gramatica, informacion sociocultural, un memento gramatical y una preparacion al DELF. Nivel A2

Christopher Columbus most likely wasn’t the person to discover the Americas. He wasn’t even the first European to do so! Despite that, his three trips to the Western Hemisphere led to many more European explorers heading in that direction. In this volume, readers familiar with Columbus’s travels on the Nina, Pinta, and Santa Maria can learn who Columbus was beyond his travels. Supported by full-color and historic images, interesting main content turns what readers think they know about the life of Columbus on its head while expounding on an important period in the history of the world.

En la edad media, el Rey decide emprender un viaje y avisa a Lord Camdenton que parará a descansar en su castillo. Esto significa mucho trabajo para el Lord: ¡a veces el rey viaja con casi cien acompañantes! Fiesta Medieval es un precioso y entret