¿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.

Llega la segunda parte de los chistes para minecrafters la serie que reúne el humor más alocado y los elementos propios del universo Minecraft: más de 800 juegos de palabras y chistes para verdaderos amantes de Minecraft.

1257. El círculo se cierra y Roç y Yeza no podrán cumplir con el papel que les había encomendado el destino. Ya no podrán reinar en el mundo, pero hasta que su futuro se decida continuarán corriendo innumerables aventuras y se enfrentarán a numerosos peligros. Al no ver coronados sus esfuerzos, Yeza empieza a creer que el Grial es en realidad más un camino espiritual que un cáliz material, mientras que Roç lo sigue considerando un tesoro.

"In this compilation, the author invites us to play with sounds, meanings, and the rhythm of words. The illustrated poems have a variety of motifs, such as insects, stars, people in love, the calendar, and some witches who go to the supermarket. This is an opportunity to introduce children to the musicality of language in a simple way."

Catorce relatos, instantáneas dolidas y concisas, buscan abrir atisbos hacia el fondo oscuro que comunica el mundo de la infancia con su apertura hacia el mundo adulto, entendiendo por tal el universo del dolor en la época de la guerra civil.