El ciclo del carbono (The Carbon Cycle)

"Amphibians have some of the most interesting life cycles on Earth. The metamorphosis frogs, toads, salamanders, newts, and caecilians go through has many steps that readers need to understand and remember. This book offers a concise overview of the general amphibian life cycle as well as representative examples of the many species within the animal group. Most importantly, the accessible language is paired with diagrams of the steps of the life cycle to augment readers' understanding of this topic often found in the science curriculum."

There are thousands of species of bees, and not all are yellow and black. However, the telltale yellow and black of the honeybee and bumblebee are the best known. Beginning readers explore the world of bees and find out what keeps them busy all day. From flying from flower to flower to making honey, the details in this book are both familiar and new to curious future entomologists. Full-color detailed photographs complement the low-ATOS text, making it the perfect addition to any early elementary library or classroom.

Este diario original, sin censurar, de una adolescente juda̕ afincada en la ciudad neerlandesa de Rt̤erdam, arroja una nueva luz sobre la historia de los judo̕s en la Segunda Guerra Mundial. Una peripecia vital similar a la de Ana Frank pero

"Ilustraciones divertidas para que los niños aprendan sus primeras palabras, en imprenta mayúscula"--Back cover.

This fantastic book for young readers explains how it all began--from what is in the universe and the solar system; what galaxies, stars, the sun, and the planets are; when the practice of astronomy began, what an astronaut is, and how they live in space. It serves as a fascinating and useful illustrated guide for kids.

María Sklodovska, conocida años más tarde como Marie Curie, nació en Varsovia en el seno de una familia de escasos medios. Mientras su infancia transcurrió en la Polonia ocupada por los rusos, de joven logró viajar a París para estudiar física y matemáticas, y allí conoció al físico Pierre Curie. Comienza entonces, en un pequeño cobertizo, una de las grandes aventuras científicas de todos los tiempos. Gracias al esfuerzo, la perseverancia y el compromiso con la ciencia, descubrirá el radio, que posee propiedades terribles, pero que, sabiamente dirigido, puede ayudar a curar el...