Sócrates y los tres cochinitos

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 ...

It's Ms. Frizzle's birthday and the class tries to bake a cake but winds up inside it, learning about mixtures and reactions that occur when ingredients are put together."

Learn about the many steps that are involved with building a beaver lodge with this Spanish STEAM reader. Introduce kindergarten students to STEAM concepts through real-world examples and a hands-on STEAM activity.

El siglo XIX definió, tal vez, lo que más tarde sería el México contemporáneo. En esta época, no solo se desarrollaron las más importantes batallas, tanto militares como ideológicas, sino que también surgieron modos de hacer, pensar y sentir que hoy siguen vigentes. Sumérgete en las páginas de este libro y descubre las diferencias y similitudes de la vida de entonces con lo que sucede en nuestros tiempos. Te sorprenderás de aquello que desde hace mucho es cosa de todos los días.