Las ballenas

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 esta obra de teatro, Quique y Teresa, los dos hermanos protagonistas de la historia, comparten aventuras con dos personajes de juegos de ordenador, gracias a un invento del padre, un chip que está desarrollando para hacer que la sensación de realidad virtual de los juegos sea casi real.

Un libro para comenzar a pensar en algunas de las preguntas cruciales que nos acompañarán toda la vida. Algunos piensan que la vida es un juego, otros opinan que es muy complicada... No hay una única respuesta para las grandes preguntas de la vida. No existe sólo una forma de pensar. Cada quien debe construir, buscar, construir la suya propia. Doce ideas sobre el sentido de nuestra vida se confrontan en este libro.

Amphibians can be found all over the world. There are more than 7,500 kinds of amphibians living in streams, rainforests, deserts, and everywhere in between. Many of them are in danger due to a deadly fungus, but help is on the way! 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 in ...