Exploremos las rocas sedimentarias (Exploring Sedimentary Rocks)

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.

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.

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.

¿Alguna vez te has quedado mirando a tu perro y te has preguntado en qué estará pensando? ¿Has meditado sobre el sentido de la vida o has intentado imaginarte la nada más absoluta? Pon en marcha tu sentido común y prepárate para hacer frente a esos grandes enigmas que nos acompañan todos los días. ¡Embárcate con nosotros en esta aventura en la que se mezclan los pensamientos razonables con las ideas más descabelladas!

Verdadero experto en feng shui �el arte de armonizar las construcciones humanas con el entorno natural—, el señor C.F. Wong es un caballero típicamente chino, es decir, discreto, formal, sabio y reservado. Afincado en Singapur, un compromiso profesional lo obliga a contratar como ayudante a Joyce, una chica extrovertida y desenvuelta que le provoca cierta irritación. No obstante, una extraña alquimia se produce entre Wong y Joyce, convirtiéndolos en una pareja de probada eficacia. Así, cuando el azar los lleva a resolver un crimen aplicando los preceptos del feng shui, el señor...

Everyone has times when they feel shy. Knowing how to recognize when we feel shy is an important tool in self-acceptance. Learn ways in which we can understand ourselves and our friends in this nonfiction Beginning-to-Read book about feeling shy. An early social and emotional learning book with Spanish-only text, including a word list. Perfect for an early introduction to Spanish.

Los cangrejos ermitaños no tienen caparazón propio. Deben mudarse a caparazones más grandes a medida que crecen. Aprende estos y otros datos intrigantes en El cangrejo ermitaño, uno de los libros de Me encanta mi mascota. Hermit crabs do not have their own shells. They must move into bigger shells as their bodies grow. Learn these intriguing facts and more in Hermit Crab, an I Love My Pet book.