Exploremos el ciclo de la roca (Exploring the Rock Cycle)

Although Earth is mostly made up of igneous and metamorphic rock, sedimentary rock covers about 75 percent of Earth's land surface. This means it's the most visible kind of rock on Earth. Sedimentary rocks form when sediment accumulates and compacts. Your readers will learn how sedimentary rocks form, the different types of sedimentary rocks, and how people use sedimentary rocks. Fun fact boxes provide readers with additional information. A helpful diagram illustrates how sedimentary rocks form.

When winter hits, many people in colder climates spend most of their time indoors. But what do wild animals do? Some animals spend winters hibernating. Beginning readers will learn what hibernation is, why some animals hibernate and others don't, and how hibernating animals prepare for their long sleep. Full-color photographs grab readers' attention and allow them to draw connections to the narrative. Readers will love learning about this mysterious, restful time in some animals' lives.

Cuando Aicher antepone lo analogico y concreto a lo digital y abstracto, lo hace con intencion filosofica. Relativiza el papel de la razon pura y critica el racionalismo de la modernidad como fruto del predominio de un mero pensar abstracto. A juicio de Aicher, anteponer lo abstracto a lo concreto crea una falsa jerarquia, un orden, que es fatal para la cultura. Lo digital, abstracto, no es mas elevado, mayor o mas importante que lo analogico, concreto. Otl Aicher, co-fundador de la ya legendaria escuela de Ulm, es uno de los representantes sobresalientes del diseno moderno. Entre sus...

Which animals and plants can survive in a dry desert environment? Readers learn about the living things that make up desert food chains, including cacti, snakes, and scorpions. Colorful photographs of desert life make readers feel like they’re exploring new parts of this habitat with each turn of the page. Fact boxes provide additional information about the creatures that make up desert food chains, and a detailed food web shows how these food chains all come together. The desert is an extreme habitat, and readers will enjoy learning about the extreme plants and animals that live there.

Hay muchos colores en el mundo: el marrón de la tierra, el verde de la hierba, el azul del cielo y el amarillo, el color favorito de Dani... pero, ¿existe algo en el mundo que tenga todos los colores?

Uncovers the secret codes that different animal species use to relate to each other, revealing that communication among certain animals is not different from human communication.