Un agujero en la alambrada

In this book, children learn how we can tell if something is shiny or dull and which materials have these properties.

Los testimonios no sólo es una obra fundamental en el mundo poético y revolucionario de Roque Dalton; además es una de sus obras más recomendables para aquellos que entran por primera vez en su mundo y pretenden acercarse al conocimiento si no a la experiencia plena del mundo del intelectual comprometido, del rebelde marginal; del mundo donde ética y estética, para bien o para mal, alcanzaron uno de sus grados máximos de comunión.

Navigation instruments have changed over time. Lodestones, sunstones, and sextants helped early navigators find their way. Modern technology makes navigation more precise than it has ever been. But the roots of navigation still remain. Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working ...

Discusses the physical characteristics, feeding and mating behavior, interaction with humans, and habitat of whales.