Matemáticas en Marte (Math on Mars)

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!

An expertly written Spanish B course now updated for first examination 2020, providing students with thought-provoking materials to help them develop strong language skills and solid critical thinking. The coursebook helps students develop their Spanish language skills as they explore the five themes from the new IB Diploma Language B guide: identities, experiences, human ingenuity, social organisation and sharing the planet. Each unit begins with 'big questions' that get learners thinking about global topics such as, 'how do we express our identity?' These help students appreciate wider...

When many think of the Constitution, they think of the Founding Fathers: Thomas Jefferson, John Adams, Benjamin Franklin...but neither Jefferson nor Adams even signed it. Facts like this will surprise readers, while further information will enlighten them about both the crucial document called the U.S. Constitution as well as about its creation and ratification. This essential volume is a significant addition to any elementary social studies collection.

¡A fabricar cosas! Àngels Navarro te muestra cómo hacer divertidas manualidades con objetos de reciclaje, con papel, con plastilina... Instrucciones en cuatro pasos, ilustrados con fotografías de los proyectos acabados. Crearás juguetes y objetos de decoración o de regalo: un avión de combate, una gallina, una mariposa... ¡hechos con tus propias manos! Con materiales fáciles de adquirir o de encontrar en casa. A partir de 6 años.

Audisee® eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience! Las ambulancias son importantes porque ayudan a la gente. ¿Cómo trabajan? Aprenda acerca de las ambulancias y los EMT que trabajan en ellos en esta introducción a la no ficción para los lectores jóvenes. Las fotografías de color añaden interés visual, mientras que los diagramas señalan las diferentes partes de una ambulancia. Un glosario de fotos ayuda a los lectores jóvenes a navegar esta introducción a la no ficción. Ambulances are important because they help...