Matemáticas en el cinturón de asteroides (Math in the Asteroid Belt)

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

For use in schools and libraries only. Say Curtis describes his meeting with Pinkus Aylee, a black soldier, during the Civil War, and their capture by Southern troops. Based on a true story about the author's great-great-grandfather.

Un libro milenario, una carta de navegación antigua, un reloj para viajar en el tiempo y una misión. Como escenario: el mar, el río, los glaciares y cielos sembrados de estrellas. Anusqui con su reloj mágico, viajará al siglo XI donde conocerá a su nuevo amigo Santiago. Con él y el resto de los personajes, salvarán al mundo de una inminente amenaza. ¿Os cuento un secreto? En medio de esta intrépida aventura, Anusqui conocerá a personajes históricos, se sorprenderá con el inquietante mundo de los hielos y descubrirá el porqué de sus superpoderes.

Compare traditional dance costumes from Cuba, Ireland, Japan, and Nigeria! Early readers will learn inequalities and how to compare groups and numbers with this Spanish book for kids. With bright images and simple text, this full-color book develops students' math and reading skills. The Math Talk questions build fluency and comprehension of basic math concepts. Perfect for shared or guided reading, this nonfiction kids book is ideal for kindergarten and ages 4-6.

Desde los lagos hasta las nubes, hasta la lluvia que cae de nuevo a la Tierra, descubra cómo el agua cambia a través de diversos procesos para formar el ciclo del agua. From lakes, to clouds, to rain that falls back to Earth—discover how water changes through various processes to form the water cycle.