El Circulo de las Calabazas

Design a flexible protective layer for a space suit. Space suits have come a long way. The look and function of space suits has evolved over time, but their purpose has always been the same--to keep astronauts safe. From the first suits worn during the Mercury missions, to the latest suits being tested by NASA, there have been great improvements. Learn all about the science behind space suits and how they have changed over time. Created in collaboration with the Smithsonian Institution, this Spanish Smithsonian Informational Text builds reading skills while engaging students' curiosity about...

Which animals and plants can survive in a dry desert environment? Readers learn about the living things that make up desert food chains, including cacti, snakes, and scorpions. Colorful photographs of desert life make readers feel like they’re exploring new parts of this habitat with each turn of the page. Fact boxes provide additional information about the creatures that make up desert food chains, and a detailed food web shows how these food chains all come together. The desert is an extreme habitat, and readers will enjoy learning about the extreme plants and animals that live there.

In this enthralling, Spanish-translated nonfiction title that features informational text, vivid photos, stimulating facts, and colorful diagrams, readers will learn all about tornadoes and hurricanes--from how they are formed to where are they are most common. This 6-Pack includes six copies of this title and a lesson plan.

Rompecabezas filosófico, thriller psicológico, innovadora mezcla de realismo y fantasía, apasionante aventura, éste es un libro que se resiste a ser etiquetado. Explosivo debut literario de Steven Hall, joven autor británico formado como artista visual, la novela se sitúa en la vanguardia más innovadora de las letras inglesas en la actualidad. Tras despertar gran expectación incluso antes de su publicación en inglés �los derechos se vendieron entonces a más de veinte editoriales de todo el mundo—, La memoria del tiburón ha suscitado la respuesta entusiasta de los críticos...