Diccionario para estudiantes

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.

Colorful photographs and English and Spanish text teach children some of the many things different animals can do, from fly and swim to eat and do tricks. On board pages.

Recounts the life of the Puerto Rican baseball star from his childhood poverty to his career with the Pittsburgh Pirates, and discusses his humanitarian efforts, his untimely death, and his contributions to the sport.

Daniel got the best birthday present in the world: his grandfather's magic briefcase! What tricks is it hiding? What surprises does it contain? Close your eyes and make a wish. This book is full of magic!