Los caballeros

¿Sabías que Marte parece una estrella roja brillante? A menudo se lo llama el Planeta Rojo. Descubre más cosas en Marte, uno de los libros de Los planetas. Did you know that Mars looks like a bright red star? It is sometimes called the Red Planet. Find out more in Mars, a Planets book.

Sesenta autores, desde catedráticos de universidad hasta estudiantes de Secundaria y Bachillerato, nos presentan los cuarenta desafíos que la Real Sociedad Matemática Española propuso con motivo de su centenario.Son cuarenta estimulantes retos que avivan el ingenio. Enfrentándose a ellos, el lector se sentirá un auténtico investigador matemático.Pero no hay que asustarse. No es necesario saber muchas matemáticas. La herramienta esencial para resolver los desafíos es pensar ordenadamente.

Anson Jones was the last president of the Republic of Texas. Known as the “Architect of Annexation,” readers will discover how Jones was influential in bringing Texas into the Union and how injury and unfulfilled political ambitions led to his tragic downfall.

In this adventurous, Spanish-translated nonfiction title, elementary readers discover poisonous plants and dangerous animals from deserts around the world. Readers will be enthralled with its vivid images, informational text, and interesting facts about desert ecology and desert plants and animals, including sidewinder snakes, dingoes, desert locusts, and barrel cacti. This 6-Pack includes six copies of this title and a lesson plan.