¿Por qué hibernan los animales? (Why Animals Hibernate)

When rocks change because of environmental conditions, the new rocks are called metamorphic rocks. A rock's chemical or physical makeup may change because of conditions such as temperature, stress, or pressure. Your readers will learn fascinating facts including where metamorphic rocks are most commonly found, the different types of metamorphism, and how metamorphic rocks are identified. Full-color photographs depict these rocks in nature. A helpful graphic organizer shows how these fascinating rocks form.

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

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.

As day passes into night, travellers discover an abundance of Amazonian wildlife in a rain forest adventure full of colorful foliage and unusual creatures.

El machismo y la violencia de género explicados de una forma muy cercana por Pamela Palenciano, autora del famoso monólogo No solo duelen los golpes. Pamela Palenciano sobrevivió a una relación de maltrato que duró toda su adolescencia. En este libro comparte lo que vivió y nos brinda una mirada fresca e ingeniosa que analiza con profundidad la idea del amor romántico y cómo nos afectan los roles de género. O, dicho de otra manera, por qué los hombres compiten por todo, por qué las mujeres de los anuncios siempre salen con la boca abierta y qué le pasa a la princesa después de...

Tres mujeres: Cat, lesbiana convencida; Mónica, devorahombres compulsiva, y Beatriz, que considera que el amor no tiene género, y dos ciudades, Edimburgo y Madrid, para una novela única sobre el amor a los amigos, a la familia y a los amantes.

Un cuento acerca de un conejo que describe las situaciones en que siente celos. Incluye una ficha para los padres. Un libro para enseñar a superar esos malos sentimientos: los celos.