Fantasmas de nuestra guerra

What will it take to send people to Mars in the next 25 years? Students will learn that problem solving is an essential component of NASA’s planned mission to mars. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math, language arts, and STEM content. Students will learn problem solving while engaged in reading high-interest content. The glossary, index, and table of contents will further understanding of reading and math concepts, and the full-color images, practice problems, and math graphs and charts make...

¿Que no te lo crees? Pregúntaselo a SErgio. Él te está esperando aquí mismo. Sí, aquí. Dentro de este libro. Juntos descubriréis que se puede viajar sin salir de casa. Sin coche, sin equipaje. Sólo con la imaginación. No estaréis solos. En vuestro viaje os guiarán Clío, la musa de la Historia, y seis grandes sabios. Y juntos veréis la vida del mundo desde que es mundo. ¿Te imaginas? Imagínatelo. Abre pues este libro. Es como una ventana mágina, abierta a la memoria de los siglos. ¿Sientes ya en tu cara el viento del tiempo? ADELANTE, VEN.

"Simple text and photographs describe common things that are blue, including blueberries, bluebirds, and blue jeans"--Provided by publisher.

Journey through Earth's wet and wild rainforests with vivid photographs of the most unique plants and animals in the world's most untouched forests. Readers are introduced to the importance of protecting the rainforests and vocabulary related to the rainforest and its amazing inhabitants.