¿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.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of algorithms and procedures. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how algorithms and procedures work in the real world. In this book, readers learn how to use instructions to build their own drone. This nonfiction...

Descubriendo a van Gogh es el tercer libro de la colección infantil “Descubriendo a” donde queremos ir descubriendo, junto con vosotros, a los grandes músicos, pintores y artistas de la Historia. Los chicos irán descubriendo a este genial pintor, de pelo rojo, con su característico estilo de pintura muy colorido y jovial. En el texto se incluyen numerosas de sus obras. El último capítulo es un pequeño museo para que los niños se acerquen al mundo de las exposiciones y museos. Esperamos que os guste. Edad recomendada: a partir de 7 años. Nota: este libro es gratuito. Si al...

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

Seguro que has escuchado hablar de sor Juana Inés de la Cruz, pero ¿sabes cómo se convirtió en la Décima Musa? En una hacienda a la falda de los volcanes, Juana Inés vive con su entrañable abuelo, su madre y su querida hermana Josefa, rodeada de libros y siempre acompañada por su perro xoloitzcuintle. Pronto Juana Inés se enamora del maravilloso mundo que se esconde detrás de las letras y, al pie de la pintura de la virreina, escribe los más hermosos poemas. Descubre cómo fue la niñez de sor Juana Inés de la Cruz, ¡la poeta más destacada que dejó Nueva España!