Exploremos el ciclo de la roca (Exploring the Rock Cycle)

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.

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.

Discover The Life Of The Inventor Alexander Graham Bell, Who Among Other Things, Invented The Telephone.

Uncover some of the most infamous disasters in the world including the Hindenburg, the sinking of the Titanic, the Dust Bowl, BP oil spill, the Hiroshima and Nagasaki atomic bombs, and the Chernobyl disaster in this shocking book. With its intriguing facts, vivid images, helpful graphs and maps, and informational text, this fascinating, Spanish-translated nonfiction title will keep readers informed, engaged, and interested from cover to cover.

El mundo está lleno de cuestiones científicas y técnicas que parecen sacadas de un universo de ciencia ficción. Pero... ¿se suponía que iba a ser así? Los científicos nos prometieron coches voladores, turismo espacial y robots superinteligentes. Pero aunque vemos avances en todos esos campos cada día, la realidad es ligeramente distinta. En este libro se habla de ese futuro prometido y de dónde estamos: del origen de internet, de los primeros ordenadores y hackers y de la carrera espacial, con explicaciones e ilustraciones fáciles de entender. Sin olvidar la importancia de la...

"El japon's es complicado" Pues, empieza a aprenderlo de la manera m's didactica con este libro que toma ejemplos de manga.