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

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.

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.

This nonfiction Spanish book teaches students about producers and consumers, and introduces them to important scientific concepts and vocabulary terms like nutrient cycle, food web and photosynthesis. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text supports differentiation. Keep students reading with this fascinating Spanish book.

Los youtubers han conquistado el mundo En la última década, YouTube ha reemplazado a la TV en los hábitos de una generación entera. Los youtubers son irreverentes e imprimen su personalidad en cada video. Aquí sabrás la diferencia entre un youtuber de cien suscriptores y los ídolos que superan los 5 millones. Youtube es el medio de expresión del futuro Algunos youtubers apuestan por la comedia. Otros crean detallados tutoriales sobre sus hobbies. Y los más audaces confiesan sus secretos en formato de vlog. En este libro descubrirás trucos para perderle el miedo a la cámara,...

Reptiles y anfibios is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

Tres pequeños libros con solapas gigantes para jugar a adivinar qué animal se esconde detrás de cada solapa. El texto rimado y el dibujo de cada página les darán una pista y cuando abran la solapa, el animal les dirá si lo han adivinado.