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

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.

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.

GOOOLLLLLASSSOOOOO! Prepárate para asistir en primera fila al evento deportivo más visto del planeta: la Copa del Mundo GOOOLLLLLASSSOOOOO! Discover the magic behind the world's most watched sporting event, the World Cup, in this Spanish entry in the WHO HQ series! Cada cuatro años, treinta y dos de los mejores equipos de fútbol masculino de todo el mundo compiten por el título de campeón de la Copa Mundial de la FIFA. Más de mil millones de personas sintonizaron sus TV en todo el mundo para ver el partido final de la competición de 2014, lo que convierte a la Copa del Mundo en el...

Follows the adventures of Max Axiom as he explains the science behind forces and motion. Written in graphic-novel format.

"While preparing for Christmas in Puerto Rico, seven-year-old Esmeralda asks the Three Magi for a baby doll like her cousin's, but when they bring something else instead she gains a deeper understanding of the meaning of the holiday."

Encourage students to earn money for themselves with the examples in this Spanish-translated book! Young readers will learn the basic concepts they will need to make choices about spending or saving money they have earned. Engaging, primary source documents and images keep children reading as they build their literacy skills and social studies content knowledge.