Texanos destacados (Distinguished Texans)

A human hand is found in the zoo's elephant enclosure. The rest of the teacher and ardent environmentalist turns up on the lawn. Although admired by his students, nearly everyone else seems to have a reason to want him dead.

3 million years ago, men built the first stone tools for hunting. 2 million years ago, men walked in a completely upright position and had already discovered fire. 1 million years ago, men organized themselves in groups... Okay, okay, but what about the women? Where were the women in the meantime?

Describes tornadoes, how they form, and the tools scientists use to predict them--in both English and Spanish

Aquest volum aporta els aspectes clau del desenvolupament de les ciències, però també les preguntes més substantives vinculades a la seua evolució, sense incórrer en la tecnolatria. Aquest text, avaluat ja en diferents aules de batxillerat, aporta aspectes claus del desenvolupament de les ciències, així com les preguntes més substantives vinculades al seu desenvolupament. La proposta cerca la senzillesa i pretén que l'alumnat s?habitue a un format de llibre diferent a l'habitual, doncs serà el reflex dels quals utilitzarà en el futur.