Exploremos los minerales de la Tierra (Exploring Earth's Minerals)

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.

Practice standard measurement at a farmers market! This engaging title teaches young readers how to measure common food items by their height, circumference, and more, improving their mathematical and STEM skills! Vibrant images, practical examples, and simple mathematical charts help children use standard measurements, showing them how they can use these measurements in their daily lives.

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. Theyll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Dont worry, theyll be happy to learn that (hopefully) we have millions of years left!

Introduces fruits, uses simple comparisons to explore this group, and offers suggestions for healthy eating.

Los temas sobre la energía -producción, uso, impacto ambiental.- forman parte de nuestra vida cotidiana. Está presente en la prensa, en las cabeceras de los telediarios, en guiones cinematográficos o en la publicidad. Son contenidos vitales que no pueden esperar a la educación secundaria y su estudio debe abordarse desde los primeros niveles del sistema educativo. En este sentido este libro aporta ideas para la planificación y la puesta en práctica de actividades relacionadas con la energía, su uso, consumo y ahorro energético en la vida cotidiana. Se trata de propuestas y materiales ...