CD9. Nuestra historia

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 ...

Una exquisita y variada selección de la obra de veintiséis poetas hispanoamericanos, que representan las diferentes culturas de sus respectivos países desde México hasta Tierra de Fuego , y que tienen un rasgo en común: todos dedicaron, en algún momento de su vida, versos a los niños. Ritmo, ingenuidad y musicalidad caracterizan estas poesías, cuyos temas reflejan el mundo mágico de la infancia.

The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!

En este tomo de "Animales Salvajes" conocerás diferentes aspectos de la vida de las cabras: donde viven, de qué se alimentan... A través de soberbias fotografías podrás descubrir las principales características de las distintas especies: su pelaje y el tamaño y forma de sus cuernos, básicamente. Verás, también, los combates entre machos para conquistar a las hembras.