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

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.

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.

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.

El Boletín Histórico de Sociedad de Historia y Geografía de Chile fundado el 12 de febrero de 2012 por Don Ricardo Loyola Loyola y Don Brus Leguás Contreras, es la continuación de la otrora revista titulada “El Boletín Histórico de la Provincia de Marga-Marga”.

Beginning readers will enjoy learning decomposing numbers 1-10 with this brightly illustrated Spanish book. With vibrant images and easy-to-read text, this full-color text uses real-world examples and familiar objects to engage children's interest and curiosity. Students will develop their math and reading skills and be introduced to early STEM themes as they count the pins that are knocked down and the pins that are left standing at a bowling alley. The Math Talk section includes questions that will increase understanding of basic math and reading concepts and develop students' speaking and...

Esta es la primera parte de una historia de dos. No contada de una forma narrativa con orden cronológico, sino contada desde momentos clave, de sentimientos guardados y expulsados en papel. Las mejores historias siempre te obligan a hacer algo al respecto. Este libro es la parte oculta de la química, el dolor, el éxtasis, el miedo y la soledad que uno siente en la vida.

Amusing and dynamic, this collection offers children a variety of jokes and riddles and teaches them the art of telling jokes. Divertida y dinámica, esta colección ofrece a los niños una variedad de chistes y acertijos y les enseña el arte de contar chistes.