Los estados de la materia — Los líquidos

Did you know that gases have no size or shape? Gases can become liquids when they get cold. Discover more interesting facts in Gases, part of the States of Matter series of EYEDISCOVER books.

Did you know that pigs are some of the smartest animals on Earth? Pigs keep themselves very clean. Discover more about these farm animals in My Pig.

Did you know that baby butterflies look like worms with legs? Caterpillars turn into butterflies inside a shell. Discover more about these flying insects in Butterflies, part of the Life Cycles series of EYEDISCOVER books.

This book describes how the activity of attending a baseball game requires using math for keeping score.

What would happen if a Tyrannosaurus rex and a velociraptor met each other? What if they had a fight? Who do you think would win? Este lector de no-ficción compara y contrasta dos feroces dinosaurios. Los pequeños aprenderán sobre la anatomía, el comportamiento y más de ambos dinosaurios. Este libro está lleno de fotos, gráficos, ilustraciones y datos increíbles.This nonfiction reader compares and contrasts two ferocious dinosaurs. Kids learn about the dinos' anatomies, behaviors, and more. The book is packed with photos, charts, illustrations, and amazing facts.

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

Ernst Theodor Amadeus Hoffmann (1776-1822), el más universal de los autores románticos alemanes, fue compositor, pintor y escritor. La vida de Hoffmann transcurrió entre varias ciudades (Varsovia, Bamberg, Berlín, Dresde, Leipzig...) debido a su condición de magistrado al servicio del Estado prusiano, así como a su dedicación al teatro como director musical. Mal pagado y apesadumbrado por el escaso éxito como compositor, vivió épocas de penuria y depresión cuando perdió su puesto como magistrado en las guerras napoleónicas. En 1809 publica su primer relato “El caballero...