La Tierra y la luna (Earth and Moon)

Twirling tornadoes, horrific hurricanes, deadly dust storms, and blowing blizzards. Depending where you live, you may have experienced one of these extreme storms. Although being caught in extreme weather can be dangerous, being prepared can save your life. This nonfiction Spanish book introduces students to extreme weather, and teaches them important scientific concepts and vocabulary. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and national standards, the fun lab activity provides a real-world learning experience that ...

"No a todos nos toma el mismo tiempo estar listos para algo. Cuando Eduardo va al colegio, todavía no está listo para unirse a sus compañeros"--Page 4 of cover.

A foundered Victorian ship looking for the fabled Northwest Passage holds a secret in its icy grave... When Dirk Pitt of NUMAr is almost blown to pieces in a lab explosion, he suspects sabotage. The lab in question belongs to a scientist hoping to use a rare mineral to combat greenhouse gases - but who would want to destroy our one chance to save the planet? However, there are those who will do anything to control such a valuable prize. Pitt's investigations take him to the Arctic in search of a clue to the origins of this precious mineral. There he and NUMAr colleague Al Giordino must battle ...

Los temas de sus Odas son variadísimos, en ellas se exalta la amistad, el amor, la vida rústica o la grandeza de Roma. Sus motivos son también muy diferentes, en unas es un convite o un ánfora de vino o un pasaje de la mitología; en otras, lo será una reflexión moral, un suceso de la vida corriente o un elogio del emperador. En los Épodos predominan con más frecuencia los temas de tipo satírico aunque encontramos también temas amorosos o báquicos. Sin embargo, en la poesía de la Antigüedad los géneros vienen determinados por la métrica y no por la temática, así las Odas...

Discover Dinosaurs Spanish Edition. Dinosaurs were reptiles that lived millions of years ago. It was a long time before there were any people on the earth. Scientists have looked at dinosaur bones and found out many things about what they were like. Nobody knows why the dinosaurs disappeared. People have made pictures to show what they might have looked like. What do we know about dinosaurs?