Explores the secrets of the Earth, answering questions about the what lies beneath the Earth's crust, why sea water is salty, what the ocean floor looks like, why Africa is splitting apart, and other topics.

Presents information about various aspects of our planet in answer to such questions as "Why do stars twinkle, " "Why are there mountains, " and "Why do earthquakes happen?"

Earth Science: Geology, the Environment, and the Universe is designed for complete concept development and supported with riveting narrative to clarify understanding. Challenging with engaging hangs-on labs, this complete program provides results that you and your students will appreciate. - Publisher.

Audisee® eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience! Snowmen droop / Cardinals swoop, Rabbits bounce / Foxes pounce In the early days of spring when the snow begins to melt, plants and animals stir to life. High-impact photos and simple, rhyming text make for an engaging read-aloud while back matter offers more detail about each of the creatures featured in this celebration...

The facts about natural disasters are so big and devastating they could make your head explode! You hear about huge costs (like the $360,000,000,000 in damage caused by the 2011 tsunami in Japan), huge speeds (the fastest-moving tsunami waves have been recorded at 500 miles per hour), and even huger mysteries (where, exactly, the danger zones are for natural disasters). How can all these big numbers and concepts make more sense? Infographics! The...

Saltando en las hojas, celebrando el Día de Acción de Gracias, viendo animales, ¿qué te gusta hacer en otoño? Lea acerca de las actividades de otoño y conozca el ciclo de estaciones en esta edición en español. Las fotografías vívidas y las preguntas de pensamiento crítico involucran a los lectores a descubrir los cambios que trae esta colorida temporada. Este texto cuidadosamente nivelado es una divertida introducción a la lectura de no...

Audisee® eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience! Water, air, sunlight, plants . . . we need these elements to live in this world. But does the world need us? And what would happen to the world if humans were gone? This is the premise of a thought-provoking picture book from John Coy. His insightful text explores how nature would reclaim the planet, accompanied by Natalie...

¡Hay nieve en el suelo, y los carámbanos se están formando! Debe ser invierno. A través de fotografías de color descubra qué tipo de actividades la gente hace en el invierno. Las preguntas de pensamiento crítico y otras grandes características hacen que esta edición en español sea una excelente introducción a la lectura de no ficción para niños. There's snow on the ground, and icicles are forming! It must be winter. Through vivid full-color...

From the Grand Canyon to Navajo Nation, there is a lot that makes Arizona unique! Learn about the state's natural wonders, Native American cultures, famous festivals, and much more in this informative title. Features highlight Arizona's history, landscape, a famous Arizonan, and a favorite sports team. Students will enjoy learning about this diverse state in this fun title!