Cuevas de murciélagos (Inside Bat Caves)

Read about the kinds of jobs that people do as engineers, and how they use math, science, and creative thinking to solve problems.

A la edad de catorce anos, Francisco Jiftrienez,/ junto con su madre y Roberto, su hermano mayor, es capturado por la migra. Obligada a abandonar su hogar en California, la familia entera viaja en autobus durante veinte horas, hasta llegar a la frontera mexicano-estadounidense en Nogales, Arizona, En los meses y anos subsiguientes, Francisco, su madre y su padre, asi como su hermana y sus cuatro hermanos, no solo luchan para mantener junta a su familia, sino que enfrentan tambien una aplastante pobreza, largas horas de trabajo y flagrantes prejuicios racistas. La manera en que ellos logran...

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!